Home / 13,707,214.12-18,900,658.02-9,358,583.32

Finding the Fourth Proportional to 13,707,214.12, 18,900,658.02 and 9,358,583.32

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Solution

The fourth proportional to 13,707,214.12, 18,900,658.02 and 9,358,583.32 is: 12,904,400.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,707,214.12 : 18,900,658.02 = 9,358,583.32 : x
  2. Step 2: Convert to fraction form
    13,707,214.12/18,900,658.02 = 9,358,583.32/x
  3. Step 3: Cross multiply
    13,707,214.12x = 18,900,658.02 × 9,358,583.32
  4. Step 4: Simplify right side
    13,707,214.12x = 176,883,382,882,996.22
  5. Step 5: Solve for x
    x = 176,883,382,882,996.22/13,707,214.12
  6. Step 6: Final answer
    x = 12,904,400.66

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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.