Home / 8,301,397.61-12,454,505.75-3,442,813.08

Finding the Fourth Proportional to 8,301,397.61, 12,454,505.75 and 3,442,813.08

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Solution

The fourth proportional to 8,301,397.61, 12,454,505.75 and 3,442,813.08 is: 5,165,218.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,397.61 : 12,454,505.75 = 3,442,813.08 : x
  2. Step 2: Convert to fraction form
    8,301,397.61/12,454,505.75 = 3,442,813.08/x
  3. Step 3: Cross multiply
    8,301,397.61x = 12,454,505.75 × 3,442,813.08
  4. Step 4: Simplify right side
    8,301,397.61x = 42,878,535,309,642.24
  5. Step 5: Solve for x
    x = 42,878,535,309,642.24/8,301,397.61
  6. Step 6: Final answer
    x = 5,165,218.84

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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.