Home / 21,103,043.20-31,654,616.64-5,956,967.68

Finding the Fourth Proportional to 21,103,043.20, 31,654,616.64 and 5,956,967.68

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Solution

The fourth proportional to 21,103,043.20, 31,654,616.64 and 5,956,967.68 is: 8,935,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,103,043.20 : 31,654,616.64 = 5,956,967.68 : x
  2. Step 2: Convert to fraction form
    21,103,043.20/31,654,616.64 = 5,956,967.68/x
  3. Step 3: Cross multiply
    21,103,043.20x = 31,654,616.64 × 5,956,967.68
  4. Step 4: Simplify right side
    21,103,043.20x = 188,565,528,247,270.19
  5. Step 5: Solve for x
    x = 188,565,528,247,270.19/21,103,043.20
  6. Step 6: Final answer
    x = 8,935,466.15

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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.