Home / 9,240,135.18-12,751,065.31-5,319,761.35

Finding the Fourth Proportional to 9,240,135.18, 12,751,065.31 and 5,319,761.35

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Solution

The fourth proportional to 9,240,135.18, 12,751,065.31 and 5,319,761.35 is: 7,341,085.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,240,135.18 : 12,751,065.31 = 5,319,761.35 : x
  2. Step 2: Convert to fraction form
    9,240,135.18/12,751,065.31 = 5,319,761.35/x
  3. Step 3: Cross multiply
    9,240,135.18x = 12,751,065.31 × 5,319,761.35
  4. Step 4: Simplify right side
    9,240,135.18x = 67,832,624,396,169.50
  5. Step 5: Solve for x
    x = 67,832,624,396,169.50/9,240,135.18
  6. Step 6: Final answer
    x = 7,341,085.72

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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.