Home / 8,235,191.10-12,357,639.45-3,442,511.10

Finding the Fourth Proportional to 8,235,191.10, 12,357,639.45 and 3,442,511.10

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Solution

The fourth proportional to 8,235,191.10, 12,357,639.45 and 3,442,511.10 is: 5,165,795.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235,191.10 : 12,357,639.45 = 3,442,511.10 : x
  2. Step 2: Convert to fraction form
    8,235,191.10/12,357,639.45 = 3,442,511.10/x
  3. Step 3: Cross multiply
    8,235,191.10x = 12,357,639.45 × 3,442,511.10
  4. Step 4: Simplify right side
    8,235,191.10x = 42,541,310,976,422.89
  5. Step 5: Solve for x
    x = 42,541,310,976,422.89/8,235,191.10
  6. Step 6: Final answer
    x = 5,165,795.24

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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.