Home / 12,773,179.60-19,159,769.40-8,238,216.40

Finding the Fourth Proportional to 12,773,179.60, 19,159,769.40 and 8,238,216.40

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Solution

The fourth proportional to 12,773,179.60, 19,159,769.40 and 8,238,216.40 is: 12,357,324.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,179.60 : 19,159,769.40 = 8,238,216.40 : x
  2. Step 2: Convert to fraction form
    12,773,179.60/19,159,769.40 = 8,238,216.40/x
  3. Step 3: Cross multiply
    12,773,179.60x = 19,159,769.40 × 8,238,216.40
  4. Step 4: Simplify right side
    12,773,179.60x = 157,842,326,491,298.16
  5. Step 5: Solve for x
    x = 157,842,326,491,298.16/12,773,179.60
  6. Step 6: Final answer
    x = 12,357,324.60

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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.