Home / 20,011,444.71-30,016,850.88-6,364,394.31

Finding the Fourth Proportional to 20,011,444.71, 30,016,850.88 and 6,364,394.31

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Solution

The fourth proportional to 20,011,444.71, 30,016,850.88 and 6,364,394.31 is: 9,546,490.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011,444.71 : 30,016,850.88 = 6,364,394.31 : x
  2. Step 2: Convert to fraction form
    20,011,444.71/30,016,850.88 = 6,364,394.31/x
  3. Step 3: Cross multiply
    20,011,444.71x = 30,016,850.88 × 6,364,394.31
  4. Step 4: Simplify right side
    20,011,444.71x = 191,039,074,944,790.47
  5. Step 5: Solve for x
    x = 191,039,074,944,790.47/20,011,444.71
  6. Step 6: Final answer
    x = 9,546,490.91

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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.