Home / 11,688,009.30-17,532,013.95-11,240,111.70

Finding the Fourth Proportional to 11,688,009.30, 17,532,013.95 and 11,240,111.70

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Solution

The fourth proportional to 11,688,009.30, 17,532,013.95 and 11,240,111.70 is: 16,860,167.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,009.30 : 17,532,013.95 = 11,240,111.70 : x
  2. Step 2: Convert to fraction form
    11,688,009.30/17,532,013.95 = 11,240,111.70/x
  3. Step 3: Cross multiply
    11,688,009.30x = 17,532,013.95 × 11,240,111.70
  4. Step 4: Simplify right side
    11,688,009.30x = 197,061,795,123,958.19
  5. Step 5: Solve for x
    x = 197,061,795,123,958.19/11,688,009.30
  6. Step 6: Final answer
    x = 16,860,167.55

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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.