Home / 14,894,839.36-20,554,737.60-8,279,254.36

Finding the Fourth Proportional to 14,894,839.36, 20,554,737.60 and 8,279,254.36

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Solution

The fourth proportional to 14,894,839.36, 20,554,737.60 and 8,279,254.36 is: 11,425,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,894,839.36 : 20,554,737.60 = 8,279,254.36 : x
  2. Step 2: Convert to fraction form
    14,894,839.36/20,554,737.60 = 8,279,254.36/x
  3. Step 3: Cross multiply
    14,894,839.36x = 20,554,737.60 × 8,279,254.36
  4. Step 4: Simplify right side
    14,894,839.36x = 170,177,900,893,455.97
  5. Step 5: Solve for x
    x = 170,177,900,893,455.97/14,894,839.36
  6. Step 6: Final answer
    x = 11,425,292.80

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1.5x scale

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.