Home / 18,279,694.40-25,225,437.04-10,019,580.08

Finding the Fourth Proportional to 18,279,694.40, 25,225,437.04 and 10,019,580.08

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Solution

The fourth proportional to 18,279,694.40, 25,225,437.04 and 10,019,580.08 is: 13,826,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,279,694.40 : 25,225,437.04 = 10,019,580.08 : x
  2. Step 2: Convert to fraction form
    18,279,694.40/25,225,437.04 = 10,019,580.08/x
  3. Step 3: Cross multiply
    18,279,694.40x = 25,225,437.04 × 10,019,580.08
  4. Step 4: Simplify right side
    18,279,694.40x = 252,748,286,475,278.16
  5. Step 5: Solve for x
    x = 252,748,286,475,278.16/18,279,694.40
  6. Step 6: Final answer
    x = 13,826,723.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.