Home / 9,828,999.20-14,750,141.80-3,439,306.90

Finding the Fourth Proportional to 9,828,999.20, 14,750,141.80 and 3,439,306.90

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Solution

The fourth proportional to 9,828,999.20, 14,750,141.80 and 3,439,306.90 is: 5,161,284.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,828,999.20 : 14,750,141.80 = 3,439,306.90 : x
  2. Step 2: Convert to fraction form
    9,828,999.20/14,750,141.80 = 3,439,306.90/x
  3. Step 3: Cross multiply
    9,828,999.20x = 14,750,141.80 × 3,439,306.90
  4. Step 4: Simplify right side
    9,828,999.20x = 50,730,264,468,718.42
  5. Step 5: Solve for x
    x = 50,730,264,468,718.42/9,828,999.20
  6. Step 6: Final answer
    x = 5,161,284.83

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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.