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Finding the Fourth Proportional to 62,535,625.80, 93,798,917.10 and 19,403,728.20

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Solution

The fourth proportional to 62,535,625.80, 93,798,917.10 and 19,403,728.20 is: 29,104,189.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,535,625.80 : 93,798,917.10 = 19,403,728.20 : x
  2. Step 2: Convert to fraction form
    62,535,625.80/93,798,917.10 = 19,403,728.20/x
  3. Step 3: Cross multiply
    62,535,625.80x = 93,798,917.10 × 19,403,728.20
  4. Step 4: Simplify right side
    62,535,625.80x = 1,820,048,692,862,732
  5. Step 5: Solve for x
    x = 1,820,048,692,862,732/62,535,625.80
  6. Step 6: Final answer
    x = 29,104,189.33

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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.