Home / 9,247,434.60-13,854,563.10-7,920,330.60

Finding the Fourth Proportional to 9,247,434.60, 13,854,563.10 and 7,920,330.60

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Solution

The fourth proportional to 9,247,434.60, 13,854,563.10 and 7,920,330.60 is: 11,866,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247,434.60 : 13,854,563.10 = 7,920,330.60 : x
  2. Step 2: Convert to fraction form
    9,247,434.60/13,854,563.10 = 7,920,330.60/x
  3. Step 3: Cross multiply
    9,247,434.60x = 13,854,563.10 × 7,920,330.60
  4. Step 4: Simplify right side
    9,247,434.60x = 109,732,720,070,560.86
  5. Step 5: Solve for x
    x = 109,732,720,070,560.86/9,247,434.60
  6. Step 6: Final answer
    x = 11,866,287.77

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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.