Home / 12,472,503.60-18,708,798.80-3,836,545.43

Finding the Fourth Proportional to 12,472,503.60, 18,708,798.80 and 3,836,545.43

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Solution

The fourth proportional to 12,472,503.60, 18,708,798.80 and 3,836,545.43 is: 5,754,831.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,472,503.60 : 18,708,798.80 = 3,836,545.43 : x
  2. Step 2: Convert to fraction form
    12,472,503.60/18,708,798.80 = 3,836,545.43/x
  3. Step 3: Cross multiply
    12,472,503.60x = 18,708,798.80 × 3,836,545.43
  4. Step 4: Simplify right side
    12,472,503.60x = 71,777,156,600,043.98
  5. Step 5: Solve for x
    x = 71,777,156,600,043.98/12,472,503.60
  6. Step 6: Final answer
    x = 5,754,831.50

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1.5x scale

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.