Home / 28,404,762.90-42,582,261.15-17,049,729.30

Finding the Fourth Proportional to 28,404,762.90, 42,582,261.15 and 17,049,729.30

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Solution

The fourth proportional to 28,404,762.90, 42,582,261.15 and 17,049,729.30 is: 25,559,658.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,404,762.90 : 42,582,261.15 = 17,049,729.30 : x
  2. Step 2: Convert to fraction form
    28,404,762.90/42,582,261.15 = 17,049,729.30/x
  3. Step 3: Cross multiply
    28,404,762.90x = 42,582,261.15 × 17,049,729.30
  4. Step 4: Simplify right side
    28,404,762.90x = 726,016,025,589,406.75
  5. Step 5: Solve for x
    x = 726,016,025,589,406.75/28,404,762.90
  6. Step 6: Final answer
    x = 25,559,658.01

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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.