Home / 9,855,279.02-14,780,352.45-4,172,578.22

Finding the Fourth Proportional to 9,855,279.02, 14,780,352.45 and 4,172,578.22

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Solution

The fourth proportional to 9,855,279.02, 14,780,352.45 and 4,172,578.22 is: 6,257,780.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,855,279.02 : 14,780,352.45 = 4,172,578.22 : x
  2. Step 2: Convert to fraction form
    9,855,279.02/14,780,352.45 = 4,172,578.22/x
  3. Step 3: Cross multiply
    9,855,279.02x = 14,780,352.45 × 4,172,578.22
  4. Step 4: Simplify right side
    9,855,279.02x = 61,672,176,716,793.64
  5. Step 5: Solve for x
    x = 61,672,176,716,793.64/9,855,279.02
  6. Step 6: Final answer
    x = 6,257,780.89

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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.