Home / 57,310,679.71-85,893,900-31,048,501.69

Finding the Fourth Proportional to 57,310,679.71, 85,893,900 and 31,048,501.69

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Solution

The fourth proportional to 57,310,679.71, 85,893,900 and 31,048,501.69 is: 46,533,681.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,310,679.71 : 85,893,900 = 31,048,501.69 : x
  2. Step 2: Convert to fraction form
    57,310,679.71/85,893,900 = 31,048,501.69/x
  3. Step 3: Cross multiply
    57,310,679.71x = 85,893,900 × 31,048,501.69
  4. Step 4: Simplify right side
    57,310,679.71x = 2,666,876,899,310,691
  5. Step 5: Solve for x
    x = 2,666,876,899,310,691/57,310,679.71
  6. Step 6: Final answer
    x = 46,533,681.21

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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.