Home / 9,288,310.28-12,818,294.01-5,158,360.35

Finding the Fourth Proportional to 9,288,310.28, 12,818,294.01 and 5,158,360.35

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Solution

The fourth proportional to 9,288,310.28, 12,818,294.01 and 5,158,360.35 is: 7,118,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,310.28 : 12,818,294.01 = 5,158,360.35 : x
  2. Step 2: Convert to fraction form
    9,288,310.28/12,818,294.01 = 5,158,360.35/x
  3. Step 3: Cross multiply
    9,288,310.28x = 12,818,294.01 × 5,158,360.35
  4. Step 4: Simplify right side
    9,288,310.28x = 66,121,379,575,826.50
  5. Step 5: Solve for x
    x = 66,121,379,575,826.50/9,288,310.28
  6. Step 6: Final answer
    x = 7,118,773.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.