Home / 22,233,789.45-30,675,635.15-12,442,677.93

Finding the Fourth Proportional to 22,233,789.45, 30,675,635.15 and 12,442,677.93

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Solution

The fourth proportional to 22,233,789.45, 30,675,635.15 and 12,442,677.93 is: 17,166,981.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,233,789.45 : 30,675,635.15 = 12,442,677.93 : x
  2. Step 2: Convert to fraction form
    22,233,789.45/30,675,635.15 = 12,442,677.93/x
  3. Step 3: Cross multiply
    22,233,789.45x = 30,675,635.15 × 12,442,677.93
  4. Step 4: Simplify right side
    22,233,789.45x = 381,687,048,407,423.81
  5. Step 5: Solve for x
    x = 381,687,048,407,423.81/22,233,789.45
  6. Step 6: Final answer
    x = 17,166,981.33

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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.