Home / 22,506,688.07-31,059,378.62-12,193,411.20

Finding the Fourth Proportional to 22,506,688.07, 31,059,378.62 and 12,193,411.20

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Solution

The fourth proportional to 22,506,688.07, 31,059,378.62 and 12,193,411.20 is: 16,826,988.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,506,688.07 : 31,059,378.62 = 12,193,411.20 : x
  2. Step 2: Convert to fraction form
    22,506,688.07/31,059,378.62 = 12,193,411.20/x
  3. Step 3: Cross multiply
    22,506,688.07x = 31,059,378.62 × 12,193,411.20
  4. Step 4: Simplify right side
    22,506,688.07x = 378,719,775,130,148.56
  5. Step 5: Solve for x
    x = 378,719,775,130,148.56/22,506,688.07
  6. Step 6: Final answer
    x = 16,826,988.22

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.