Home / 11,205,032.10-16,807,548.15-8,158,103.70

Finding the Fourth Proportional to 11,205,032.10, 16,807,548.15 and 8,158,103.70

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Solution

The fourth proportional to 11,205,032.10, 16,807,548.15 and 8,158,103.70 is: 12,237,155.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,205,032.10 : 16,807,548.15 = 8,158,103.70 : x
  2. Step 2: Convert to fraction form
    11,205,032.10/16,807,548.15 = 8,158,103.70/x
  3. Step 3: Cross multiply
    11,205,032.10x = 16,807,548.15 × 8,158,103.70
  4. Step 4: Simplify right side
    11,205,032.10x = 137,117,720,750,443.14
  5. Step 5: Solve for x
    x = 137,117,720,750,443.14/11,205,032.10
  6. Step 6: Final answer
    x = 12,237,155.55

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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.