Home / 8,614,756.20-11,888,442.18-4,747,416.12

Finding the Fourth Proportional to 8,614,756.20, 11,888,442.18 and 4,747,416.12

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Solution

The fourth proportional to 8,614,756.20, 11,888,442.18 and 4,747,416.12 is: 6,551,477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,614,756.20 : 11,888,442.18 = 4,747,416.12 : x
  2. Step 2: Convert to fraction form
    8,614,756.20/11,888,442.18 = 4,747,416.12/x
  3. Step 3: Cross multiply
    8,614,756.20x = 11,888,442.18 × 4,747,416.12
  4. Step 4: Simplify right side
    8,614,756.20x = 56,439,382,047,019.95
  5. Step 5: Solve for x
    x = 56,439,382,047,019.95/8,614,756.20
  6. Step 6: Final answer
    x = 6,551,477.57

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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.