Home / 57,310,948.03-85,804,987.59-51,499,640.70

Finding the Fourth Proportional to 57,310,948.03, 85,804,987.59 and 51,499,640.70

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Solution

The fourth proportional to 57,310,948.03, 85,804,987.59 and 51,499,640.70 is: 77,104,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,310,948.03 : 85,804,987.59 = 51,499,640.70 : x
  2. Step 2: Convert to fraction form
    57,310,948.03/85,804,987.59 = 51,499,640.70/x
  3. Step 3: Cross multiply
    57,310,948.03x = 85,804,987.59 × 51,499,640.70
  4. Step 4: Simplify right side
    57,310,948.03x = 4,418,926,030,723,934
  5. Step 5: Solve for x
    x = 4,418,926,030,723,934/57,310,948.03
  6. Step 6: Final answer
    x = 77,104,395.98

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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.