Home / 9,691,851.80-14,522,031.30-8,337,661.40

Finding the Fourth Proportional to 9,691,851.80, 14,522,031.30 and 8,337,661.40

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Solution

The fourth proportional to 9,691,851.80, 14,522,031.30 and 8,337,661.40 is: 12,492,945.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,851.80 : 14,522,031.30 = 8,337,661.40 : x
  2. Step 2: Convert to fraction form
    9,691,851.80/14,522,031.30 = 8,337,661.40/x
  3. Step 3: Cross multiply
    9,691,851.80x = 14,522,031.30 × 8,337,661.40
  4. Step 4: Simplify right side
    9,691,851.80x = 121,079,779,819,601.83
  5. Step 5: Solve for x
    x = 121,079,779,819,601.83/9,691,851.80
  6. Step 6: Final answer
    x = 12,492,945.86

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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.