Home / 12,979,132.07-19,454,969.18-4,888,607.18

Finding the Fourth Proportional to 12,979,132.07, 19,454,969.18 and 4,888,607.18

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Solution

The fourth proportional to 12,979,132.07, 19,454,969.18 and 4,888,607.18 is: 7,327,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,979,132.07 : 19,454,969.18 = 4,888,607.18 : x
  2. Step 2: Convert to fraction form
    12,979,132.07/19,454,969.18 = 4,888,607.18/x
  3. Step 3: Cross multiply
    12,979,132.07x = 19,454,969.18 × 4,888,607.18
  4. Step 4: Simplify right side
    12,979,132.07x = 95,107,702,080,885.66
  5. Step 5: Solve for x
    x = 95,107,702,080,885.66/12,979,132.07
  6. Step 6: Final answer
    x = 7,327,739.76

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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.