Home / 21,355,281,004.56-32,039,141,414.80-9,561,641,374.96

Finding the Fourth Proportional to 21,355,281,004.56, 32,039,141,414.80 and 9,561,641,374.96

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Solution

The fourth proportional to 21,355,281,004.56, 32,039,141,414.80 and 9,561,641,374.96 is: 14,345,246,972.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,355,281,004.56 : 32,039,141,414.80 = 9,561,641,374.96 : x
  2. Step 2: Convert to fraction form
    21,355,281,004.56/32,039,141,414.80 = 9,561,641,374.96/x
  3. Step 3: Cross multiply
    21,355,281,004.56x = 32,039,141,414.80 × 9,561,641,374.96
  4. Step 4: Simplify right side
    21,355,281,004.56x = 306,346,780,169,850,126,336
  5. Step 5: Solve for x
    x = 306,346,780,169,850,126,336/21,355,281,004.56
  6. Step 6: Final answer
    x = 14,345,246,972.14

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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.