Home / 22,360,419.83-30,857,193.87-12,570,907.65

Finding the Fourth Proportional to 22,360,419.83, 30,857,193.87 and 12,570,907.65

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Solution

The fourth proportional to 22,360,419.83, 30,857,193.87 and 12,570,907.65 is: 17,347,748.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,360,419.83 : 30,857,193.87 = 12,570,907.65 : x
  2. Step 2: Convert to fraction form
    22,360,419.83/30,857,193.87 = 12,570,907.65/x
  3. Step 3: Cross multiply
    22,360,419.83x = 30,857,193.87 × 12,570,907.65
  4. Step 4: Simplify right side
    22,360,419.83x = 387,902,934,477,916.12
  5. Step 5: Solve for x
    x = 387,902,934,477,916.12/22,360,419.83
  6. Step 6: Final answer
    x = 17,347,748.28

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Double scale
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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.