Home / 44,085,709.20-66,128,775.12-13,380,555.36

Finding the Fourth Proportional to 44,085,709.20, 66,128,775.12 and 13,380,555.36

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Solution

The fourth proportional to 44,085,709.20, 66,128,775.12 and 13,380,555.36 is: 20,070,897.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,085,709.20 : 66,128,775.12 = 13,380,555.36 : x
  2. Step 2: Convert to fraction form
    44,085,709.20/66,128,775.12 = 13,380,555.36/x
  3. Step 3: Cross multiply
    44,085,709.20x = 66,128,775.12 × 13,380,555.36
  4. Step 4: Simplify right side
    44,085,709.20x = 884,839,736,382,150.62
  5. Step 5: Solve for x
    x = 884,839,736,382,150.62/44,085,709.20
  6. Step 6: Final answer
    x = 20,070,897.18

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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.