Home / 39,289,422.60-59,060,105.10-28,008,001.80

Finding the Fourth Proportional to 39,289,422.60, 59,060,105.10 and 28,008,001.80

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Solution

The fourth proportional to 39,289,422.60, 59,060,105.10 and 28,008,001.80 is: 42,101,802.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,289,422.60 : 59,060,105.10 = 28,008,001.80 : x
  2. Step 2: Convert to fraction form
    39,289,422.60/59,060,105.10 = 28,008,001.80/x
  3. Step 3: Cross multiply
    39,289,422.60x = 59,060,105.10 × 28,008,001.80
  4. Step 4: Simplify right side
    39,289,422.60x = 1,654,155,529,948,989.25
  5. Step 5: Solve for x
    x = 1,654,155,529,948,989.25/39,289,422.60
  6. Step 6: Final answer
    x = 42,101,802.99

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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.