Home / 8,869,669.20-13,304,503.80-4,086,700.20

Finding the Fourth Proportional to 8,869,669.20, 13,304,503.80 and 4,086,700.20

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Solution

The fourth proportional to 8,869,669.20, 13,304,503.80 and 4,086,700.20 is: 6,130,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,669.20 : 13,304,503.80 = 4,086,700.20 : x
  2. Step 2: Convert to fraction form
    8,869,669.20/13,304,503.80 = 4,086,700.20/x
  3. Step 3: Cross multiply
    8,869,669.20x = 13,304,503.80 × 4,086,700.20
  4. Step 4: Simplify right side
    8,869,669.20x = 54,371,518,340,360.77
  5. Step 5: Solve for x
    x = 54,371,518,340,360.77/8,869,669.20
  6. Step 6: Final answer
    x = 6,130,050.30

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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.