Home / 7,114,752.90-9,818,356.86-3,851,565.24

Finding the Fourth Proportional to 7,114,752.90, 9,818,356.86 and 3,851,565.24

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Solution

The fourth proportional to 7,114,752.90, 9,818,356.86 and 3,851,565.24 is: 5,315,158.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,752.90 : 9,818,356.86 = 3,851,565.24 : x
  2. Step 2: Convert to fraction form
    7,114,752.90/9,818,356.86 = 3,851,565.24/x
  3. Step 3: Cross multiply
    7,114,752.90x = 9,818,356.86 × 3,851,565.24
  4. Step 4: Simplify right side
    7,114,752.90x = 37,816,041,995,891.55
  5. Step 5: Solve for x
    x = 37,816,041,995,891.55/7,114,752.90
  6. Step 6: Final answer
    x = 5,315,158.87

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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.