Home / 11,754,705.60-17,610,285.60-6,690,974.40

Finding the Fourth Proportional to 11,754,705.60, 17,610,285.60 and 6,690,974.40

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Solution

The fourth proportional to 11,754,705.60, 17,610,285.60 and 6,690,974.40 is: 10,024,068.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,754,705.60 : 17,610,285.60 = 6,690,974.40 : x
  2. Step 2: Convert to fraction form
    11,754,705.60/17,610,285.60 = 6,690,974.40/x
  3. Step 3: Cross multiply
    11,754,705.60x = 17,610,285.60 × 6,690,974.40
  4. Step 4: Simplify right side
    11,754,705.60x = 117,829,970,126,288.66
  5. Step 5: Solve for x
    x = 117,829,970,126,288.66/11,754,705.60
  6. Step 6: Final answer
    x = 10,024,068.16

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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.