Home / 7,117,826.10-9,822,548.67-3,854,565.15

Finding the Fourth Proportional to 7,117,826.10, 9,822,548.67 and 3,854,565.15

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Solution

The fourth proportional to 7,117,826.10, 9,822,548.67 and 3,854,565.15 is: 5,319,272.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,826.10 : 9,822,548.67 = 3,854,565.15 : x
  2. Step 2: Convert to fraction form
    7,117,826.10/9,822,548.67 = 3,854,565.15/x
  3. Step 3: Cross multiply
    7,117,826.10x = 9,822,548.67 × 3,854,565.15
  4. Step 4: Simplify right side
    7,117,826.10x = 37,861,653,787,560.85
  5. Step 5: Solve for x
    x = 37,861,653,787,560.85/7,117,826.10
  6. Step 6: Final answer
    x = 5,319,272.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.