Home / 39,403,875.20-59,105,812.80-33,168,300.80

Finding the Fourth Proportional to 39,403,875.20, 59,105,812.80 and 33,168,300.80

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Solution

The fourth proportional to 39,403,875.20, 59,105,812.80 and 33,168,300.80 is: 49,752,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,403,875.20 : 59,105,812.80 = 33,168,300.80 : x
  2. Step 2: Convert to fraction form
    39,403,875.20/59,105,812.80 = 33,168,300.80/x
  3. Step 3: Cross multiply
    39,403,875.20x = 59,105,812.80 × 33,168,300.80
  4. Step 4: Simplify right side
    39,403,875.20x = 1,960,439,377,978,890.25
  5. Step 5: Solve for x
    x = 1,960,439,377,978,890.25/39,403,875.20
  6. Step 6: Final answer
    x = 49,752,451.20

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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.