Home / 28,750,396.97-43,125,666.94-11,480,003.74

Finding the Fourth Proportional to 28,750,396.97, 43,125,666.94 and 11,480,003.74

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Solution

The fourth proportional to 28,750,396.97, 43,125,666.94 and 11,480,003.74 is: 17,220,034.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750,396.97 : 43,125,666.94 = 11,480,003.74 : x
  2. Step 2: Convert to fraction form
    28,750,396.97/43,125,666.94 = 11,480,003.74/x
  3. Step 3: Cross multiply
    28,750,396.97x = 43,125,666.94 × 11,480,003.74
  4. Step 4: Simplify right side
    28,750,396.97x = 495,082,817,829,451.44
  5. Step 5: Solve for x
    x = 495,082,817,829,451.44/28,750,396.97
  6. Step 6: Final answer
    x = 17,220,034.15

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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.