Home / 15,898,459.70-23,847,689.55-9,179,995.70

Finding the Fourth Proportional to 15,898,459.70, 23,847,689.55 and 9,179,995.70

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Solution

The fourth proportional to 15,898,459.70, 23,847,689.55 and 9,179,995.70 is: 13,769,993.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898,459.70 : 23,847,689.55 = 9,179,995.70 : x
  2. Step 2: Convert to fraction form
    15,898,459.70/23,847,689.55 = 9,179,995.70/x
  3. Step 3: Cross multiply
    15,898,459.70x = 23,847,689.55 × 9,179,995.70
  4. Step 4: Simplify right side
    15,898,459.70x = 218,921,687,523,934.94
  5. Step 5: Solve for x
    x = 218,921,687,523,934.94/15,898,459.70
  6. Step 6: Final answer
    x = 13,769,993.55

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1.5x scale

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.