Home / 9,010,356.87-13,515,392.13-2,186,986.53

Finding the Fourth Proportional to 9,010,356.87, 13,515,392.13 and 2,186,986.53

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Solution

The fourth proportional to 9,010,356.87, 13,515,392.13 and 2,186,986.53 is: 3,280,445.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010,356.87 : 13,515,392.13 = 2,186,986.53 : x
  2. Step 2: Convert to fraction form
    9,010,356.87/13,515,392.13 = 2,186,986.53/x
  3. Step 3: Cross multiply
    9,010,356.87x = 13,515,392.13 × 2,186,986.53
  4. Step 4: Simplify right side
    9,010,356.87x = 29,557,980,535,978.01
  5. Step 5: Solve for x
    x = 29,557,980,535,978.01/9,010,356.87
  6. Step 6: Final answer
    x = 3,280,445.04

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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.