Home / 42,623,999.40-63,935,999.10-39,096,805.80

Finding the Fourth Proportional to 42,623,999.40, 63,935,999.10 and 39,096,805.80

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Solution

The fourth proportional to 42,623,999.40, 63,935,999.10 and 39,096,805.80 is: 58,645,208.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,623,999.40 : 63,935,999.10 = 39,096,805.80 : x
  2. Step 2: Convert to fraction form
    42,623,999.40/63,935,999.10 = 39,096,805.80/x
  3. Step 3: Cross multiply
    42,623,999.40x = 63,935,999.10 × 39,096,805.80
  4. Step 4: Simplify right side
    42,623,999.40x = 2,499,693,340,441,674.50
  5. Step 5: Solve for x
    x = 2,499,693,340,441,674.50/42,623,999.40
  6. Step 6: Final answer
    x = 58,645,208.70

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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.