Home / 10,911,386.20-16,367,079.30-6,659,858.20

Finding the Fourth Proportional to 10,911,386.20, 16,367,079.30 and 6,659,858.20

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Solution

The fourth proportional to 10,911,386.20, 16,367,079.30 and 6,659,858.20 is: 9,989,787.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,911,386.20 : 16,367,079.30 = 6,659,858.20 : x
  2. Step 2: Convert to fraction form
    10,911,386.20/16,367,079.30 = 6,659,858.20/x
  3. Step 3: Cross multiply
    10,911,386.20x = 16,367,079.30 × 6,659,858.20
  4. Step 4: Simplify right side
    10,911,386.20x = 109,002,427,286,155.27
  5. Step 5: Solve for x
    x = 109,002,427,286,155.27/10,911,386.20
  6. Step 6: Final answer
    x = 9,989,787.30

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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.