Home / 8,399,213.36-12,600,822.40-2,719,439.36

Finding the Fourth Proportional to 8,399,213.36, 12,600,822.40 and 2,719,439.36

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Solution

The fourth proportional to 8,399,213.36, 12,600,822.40 and 2,719,439.36 is: 4,079,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,399,213.36 : 12,600,822.40 = 2,719,439.36 : x
  2. Step 2: Convert to fraction form
    8,399,213.36/12,600,822.40 = 2,719,439.36/x
  3. Step 3: Cross multiply
    8,399,213.36x = 12,600,822.40 × 2,719,439.36
  4. Step 4: Simplify right side
    8,399,213.36x = 34,267,172,402,929.66
  5. Step 5: Solve for x
    x = 34,267,172,402,929.66/8,399,213.36
  6. Step 6: Final answer
    x = 4,079,807.35

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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.