Home / 9,384,084.87-12,939,003.87-7,522,011.51

Finding the Fourth Proportional to 9,384,084.87, 12,939,003.87 and 7,522,011.51

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Solution

The fourth proportional to 9,384,084.87, 12,939,003.87 and 7,522,011.51 is: 10,371,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384,084.87 : 12,939,003.87 = 7,522,011.51 : x
  2. Step 2: Convert to fraction form
    9,384,084.87/12,939,003.87 = 7,522,011.51/x
  3. Step 3: Cross multiply
    9,384,084.87x = 12,939,003.87 × 7,522,011.51
  4. Step 4: Simplify right side
    9,384,084.87x = 97,327,336,038,074.53
  5. Step 5: Solve for x
    x = 97,327,336,038,074.53/9,384,084.87
  6. Step 6: Final answer
    x = 10,371,531.95

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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.