Home / 9,287,761.20-13,931,641.80-4,983,089.10

Finding the Fourth Proportional to 9,287,761.20, 13,931,641.80 and 4,983,089.10

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Solution

The fourth proportional to 9,287,761.20, 13,931,641.80 and 4,983,089.10 is: 7,474,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,287,761.20 : 13,931,641.80 = 4,983,089.10 : x
  2. Step 2: Convert to fraction form
    9,287,761.20/13,931,641.80 = 4,983,089.10/x
  3. Step 3: Cross multiply
    9,287,761.20x = 13,931,641.80 × 4,983,089.10
  4. Step 4: Simplify right side
    9,287,761.20x = 69,422,612,398,684.38
  5. Step 5: Solve for x
    x = 69,422,612,398,684.38/9,287,761.20
  6. Step 6: Final answer
    x = 7,474,633.65

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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.