Home / 22,819,131.52-31,490,446.08-12,506,237.44

Finding the Fourth Proportional to 22,819,131.52, 31,490,446.08 and 12,506,237.44

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Solution

The fourth proportional to 22,819,131.52, 31,490,446.08 and 12,506,237.44 is: 17,258,632.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,819,131.52 : 31,490,446.08 = 12,506,237.44 : x
  2. Step 2: Convert to fraction form
    22,819,131.52/31,490,446.08 = 12,506,237.44/x
  3. Step 3: Cross multiply
    22,819,131.52x = 31,490,446.08 × 12,506,237.44
  4. Step 4: Simplify right side
    22,819,131.52x = 393,826,995,767,997.19
  5. Step 5: Solve for x
    x = 393,826,995,767,997.19/22,819,131.52
  6. Step 6: Final answer
    x = 17,258,632.10

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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.