Home / 32,890,512.92-45,388,358.16-18,205,864.16

Finding the Fourth Proportional to 32,890,512.92, 45,388,358.16 and 18,205,864.16

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Solution

The fourth proportional to 32,890,512.92, 45,388,358.16 and 18,205,864.16 is: 25,123,788.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,890,512.92 : 45,388,358.16 = 18,205,864.16 : x
  2. Step 2: Convert to fraction form
    32,890,512.92/45,388,358.16 = 18,205,864.16/x
  3. Step 3: Cross multiply
    32,890,512.92x = 45,388,358.16 × 18,205,864.16
  4. Step 4: Simplify right side
    32,890,512.92x = 826,334,283,106,387.50
  5. Step 5: Solve for x
    x = 826,334,283,106,387.50/32,890,512.92
  6. Step 6: Final answer
    x = 25,123,788.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.