Home / 7,509,188.46-11,245,411.57-6,781,355.16

Finding the Fourth Proportional to 7,509,188.46, 11,245,411.57 and 6,781,355.16

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Solution

The fourth proportional to 7,509,188.46, 11,245,411.57 and 6,781,355.16 is: 10,155,442.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,509,188.46 : 11,245,411.57 = 6,781,355.16 : x
  2. Step 2: Convert to fraction form
    7,509,188.46/11,245,411.57 = 6,781,355.16/x
  3. Step 3: Cross multiply
    7,509,188.46x = 11,245,411.57 × 6,781,355.16
  4. Step 4: Simplify right side
    7,509,188.46x = 76,259,129,776,543.20
  5. Step 5: Solve for x
    x = 76,259,129,776,543.20/7,509,188.46
  6. Step 6: Final answer
    x = 10,155,442.25

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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.