Home / 8,817,020.43-13,205,394.85-4,209,247.88

Finding the Fourth Proportional to 8,817,020.43, 13,205,394.85 and 4,209,247.88

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Solution

The fourth proportional to 8,817,020.43, 13,205,394.85 and 4,209,247.88 is: 6,304,258.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,817,020.43 : 13,205,394.85 = 4,209,247.88 : x
  2. Step 2: Convert to fraction form
    8,817,020.43/13,205,394.85 = 4,209,247.88/x
  3. Step 3: Cross multiply
    8,817,020.43x = 13,205,394.85 × 4,209,247.88
  4. Step 4: Simplify right side
    8,817,020.43x = 55,584,780,276,925.41
  5. Step 5: Solve for x
    x = 55,584,780,276,925.41/8,817,020.43
  6. Step 6: Final answer
    x = 6,304,258.99

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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.