Home / 21,557,489.60-32,336,234.40-10,776,454.40

Finding the Fourth Proportional to 21,557,489.60, 32,336,234.40 and 10,776,454.40

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Solution

The fourth proportional to 21,557,489.60, 32,336,234.40 and 10,776,454.40 is: 16,164,681.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,557,489.60 : 32,336,234.40 = 10,776,454.40 : x
  2. Step 2: Convert to fraction form
    21,557,489.60/32,336,234.40 = 10,776,454.40/x
  3. Step 3: Cross multiply
    21,557,489.60x = 32,336,234.40 × 10,776,454.40
  4. Step 4: Simplify right side
    21,557,489.60x = 348,469,955,479,311.38
  5. Step 5: Solve for x
    x = 348,469,955,479,311.38/21,557,489.60
  6. Step 6: Final answer
    x = 16,164,681.60

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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.