Home / 9,161,165.07-12,647,316.02-7,063,425.88

Finding the Fourth Proportional to 9,161,165.07, 12,647,316.02 and 7,063,425.88

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Solution

The fourth proportional to 9,161,165.07, 12,647,316.02 and 7,063,425.88 is: 9,751,312.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161,165.07 : 12,647,316.02 = 7,063,425.88 : x
  2. Step 2: Convert to fraction form
    9,161,165.07/12,647,316.02 = 7,063,425.88/x
  3. Step 3: Cross multiply
    9,161,165.07x = 12,647,316.02 × 7,063,425.88
  4. Step 4: Simplify right side
    9,161,165.07x = 89,333,379,288,206.59
  5. Step 5: Solve for x
    x = 89,333,379,288,206.59/9,161,165.07
  6. Step 6: Final answer
    x = 9,751,312.04

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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.