Home / 11,778,047.10-17,667,070.65-11,068,875.90

Finding the Fourth Proportional to 11,778,047.10, 17,667,070.65 and 11,068,875.90

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Solution

The fourth proportional to 11,778,047.10, 17,667,070.65 and 11,068,875.90 is: 16,603,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778,047.10 : 17,667,070.65 = 11,068,875.90 : x
  2. Step 2: Convert to fraction form
    11,778,047.10/17,667,070.65 = 11,068,875.90/x
  3. Step 3: Cross multiply
    11,778,047.10x = 17,667,070.65 × 11,068,875.90
  4. Step 4: Simplify right side
    11,778,047.10x = 195,554,612,541,382.31
  5. Step 5: Solve for x
    x = 195,554,612,541,382.31/11,778,047.10
  6. Step 6: Final answer
    x = 16,603,313.85

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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.