Home / 51,806,305.10-77,695,912.05-15,404,890.70

Finding the Fourth Proportional to 51,806,305.10, 77,695,912.05 and 15,404,890.70

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Solution

The fourth proportional to 51,806,305.10, 77,695,912.05 and 15,404,890.70 is: 23,103,308.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,806,305.10 : 77,695,912.05 = 15,404,890.70 : x
  2. Step 2: Convert to fraction form
    51,806,305.10/77,695,912.05 = 15,404,890.70/x
  3. Step 3: Cross multiply
    51,806,305.10x = 77,695,912.05 × 15,404,890.70
  4. Step 4: Simplify right side
    51,806,305.10x = 1,196,897,032,967,062.75
  5. Step 5: Solve for x
    x = 1,196,897,032,967,062.75/51,806,305.10
  6. Step 6: Final answer
    x = 23,103,308.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.