Home / 15,898,457.70-23,847,686.55-9,179,993.70

Finding the Fourth Proportional to 15,898,457.70, 23,847,686.55 and 9,179,993.70

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Solution

The fourth proportional to 15,898,457.70, 23,847,686.55 and 9,179,993.70 is: 13,769,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,898,457.70 : 23,847,686.55 = 9,179,993.70 : x
  2. Step 2: Convert to fraction form
    15,898,457.70/23,847,686.55 = 9,179,993.70/x
  3. Step 3: Cross multiply
    15,898,457.70x = 23,847,686.55 × 9,179,993.70
  4. Step 4: Simplify right side
    15,898,457.70x = 218,921,612,288,574.72
  5. Step 5: Solve for x
    x = 218,921,612,288,574.72/15,898,457.70
  6. Step 6: Final answer
    x = 13,769,990.55

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Similar ratio
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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.