Home / 11,666,278.40-17,499,417.60-6,543,449.60

Finding the Fourth Proportional to 11,666,278.40, 17,499,417.60 and 6,543,449.60

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Solution

The fourth proportional to 11,666,278.40, 17,499,417.60 and 6,543,449.60 is: 9,815,174.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666,278.40 : 17,499,417.60 = 6,543,449.60 : x
  2. Step 2: Convert to fraction form
    11,666,278.40/17,499,417.60 = 6,543,449.60/x
  3. Step 3: Cross multiply
    11,666,278.40x = 17,499,417.60 × 6,543,449.60
  4. Step 4: Simplify right side
    11,666,278.40x = 114,506,557,094,952.97
  5. Step 5: Solve for x
    x = 114,506,557,094,952.97/11,666,278.40
  6. Step 6: Final answer
    x = 9,815,174.40

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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.