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Finding the Fourth Proportional to 62,572,671.80, 93,859,007.70 and 35,698,815.80

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Solution

The fourth proportional to 62,572,671.80, 93,859,007.70 and 35,698,815.80 is: 53,548,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,572,671.80 : 93,859,007.70 = 35,698,815.80 : x
  2. Step 2: Convert to fraction form
    62,572,671.80/93,859,007.70 = 35,698,815.80/x
  3. Step 3: Cross multiply
    62,572,671.80x = 93,859,007.70 × 35,698,815.80
  4. Step 4: Simplify right side
    62,572,671.80x = 3,350,655,427,053,081.50
  5. Step 5: Solve for x
    x = 3,350,655,427,053,081.50/62,572,671.80
  6. Step 6: Final answer
    x = 53,548,223.70

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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.