Home / 16,390,872.10-24,586,308.15-7,887,816.10

Finding the Fourth Proportional to 16,390,872.10, 24,586,308.15 and 7,887,816.10

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Solution

The fourth proportional to 16,390,872.10, 24,586,308.15 and 7,887,816.10 is: 11,831,724.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,390,872.10 : 24,586,308.15 = 7,887,816.10 : x
  2. Step 2: Convert to fraction form
    16,390,872.10/24,586,308.15 = 7,887,816.10/x
  3. Step 3: Cross multiply
    16,390,872.10x = 24,586,308.15 × 7,887,816.10
  4. Step 4: Simplify right side
    16,390,872.10x = 193,932,277,265,131.19
  5. Step 5: Solve for x
    x = 193,932,277,265,131.19/16,390,872.10
  6. Step 6: Final answer
    x = 11,831,724.15

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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.