Home / 8,235,231.60-12,357,700.20-3,442,551.60

Finding the Fourth Proportional to 8,235,231.60, 12,357,700.20 and 3,442,551.60

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Solution

The fourth proportional to 8,235,231.60, 12,357,700.20 and 3,442,551.60 is: 5,165,856.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235,231.60 : 12,357,700.20 = 3,442,551.60 : x
  2. Step 2: Convert to fraction form
    8,235,231.60/12,357,700.20 = 3,442,551.60/x
  3. Step 3: Cross multiply
    8,235,231.60x = 12,357,700.20 × 3,442,551.60
  4. Step 4: Simplify right side
    8,235,231.60x = 42,542,020,595,830.32
  5. Step 5: Solve for x
    x = 42,542,020,595,830.32/8,235,231.60
  6. Step 6: Final answer
    x = 5,165,856.00

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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.