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Finding the Fourth Proportional to 8,868,217.40, 13,304,294.40 and 4,074,750.80

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Solution

The fourth proportional to 8,868,217.40, 13,304,294.40 and 4,074,750.80 is: 6,113,030.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,868,217.40 : 13,304,294.40 = 4,074,750.80 : x
  2. Step 2: Convert to fraction form
    8,868,217.40/13,304,294.40 = 4,074,750.80/x
  3. Step 3: Cross multiply
    8,868,217.40x = 13,304,294.40 × 4,074,750.80
  4. Step 4: Simplify right side
    8,868,217.40x = 54,211,684,249,835.52
  5. Step 5: Solve for x
    x = 54,211,684,249,835.52/8,868,217.40
  6. Step 6: Final answer
    x = 6,113,030.59

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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.