Home / 10,681,123.68-16,017,914.16-4,615,610.40

Finding the Fourth Proportional to 10,681,123.68, 16,017,914.16 and 4,615,610.40

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Solution

The fourth proportional to 10,681,123.68, 16,017,914.16 and 4,615,610.40 is: 6,921,785.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681,123.68 : 16,017,914.16 = 4,615,610.40 : x
  2. Step 2: Convert to fraction form
    10,681,123.68/16,017,914.16 = 4,615,610.40/x
  3. Step 3: Cross multiply
    10,681,123.68x = 16,017,914.16 × 4,615,610.40
  4. Step 4: Simplify right side
    10,681,123.68x = 73,932,451,183,203.27
  5. Step 5: Solve for x
    x = 73,932,451,183,203.27/10,681,123.68
  6. Step 6: Final answer
    x = 6,921,785.89

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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.