Home / 84,564,677.40-126,858,825.90-36,042,145.80

Finding the Fourth Proportional to 84,564,677.40, 126,858,825.90 and 36,042,145.80

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Solution

The fourth proportional to 84,564,677.40, 126,858,825.90 and 36,042,145.80 is: 54,068,252.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,564,677.40 : 126,858,825.90 = 36,042,145.80 : x
  2. Step 2: Convert to fraction form
    84,564,677.40/126,858,825.90 = 36,042,145.80/x
  3. Step 3: Cross multiply
    84,564,677.40x = 126,858,825.90 × 36,042,145.80
  4. Step 4: Simplify right side
    84,564,677.40x = 4,572,264,299,104,616
  5. Step 5: Solve for x
    x = 4,572,264,299,104,616/84,564,677.40
  6. Step 6: Final answer
    x = 54,068,252.13

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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.