Home / 8,754,376.40-13,129,721.40-3,705,851.60

Finding the Fourth Proportional to 8,754,376.40, 13,129,721.40 and 3,705,851.60

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Solution

The fourth proportional to 8,754,376.40, 13,129,721.40 and 3,705,851.60 is: 5,557,997.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754,376.40 : 13,129,721.40 = 3,705,851.60 : x
  2. Step 2: Convert to fraction form
    8,754,376.40/13,129,721.40 = 3,705,851.60/x
  3. Step 3: Cross multiply
    8,754,376.40x = 13,129,721.40 × 3,705,851.60
  4. Step 4: Simplify right side
    8,754,376.40x = 48,656,799,057,744.24
  5. Step 5: Solve for x
    x = 48,656,799,057,744.24/8,754,376.40
  6. Step 6: Final answer
    x = 5,557,997.15

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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.