Home / 12,296,294.80-18,444,442.20-9,904,810.30

Finding the Fourth Proportional to 12,296,294.80, 18,444,442.20 and 9,904,810.30

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Solution

The fourth proportional to 12,296,294.80, 18,444,442.20 and 9,904,810.30 is: 14,857,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,294.80 : 18,444,442.20 = 9,904,810.30 : x
  2. Step 2: Convert to fraction form
    12,296,294.80/18,444,442.20 = 9,904,810.30/x
  3. Step 3: Cross multiply
    12,296,294.80x = 18,444,442.20 × 9,904,810.30
  4. Step 4: Simplify right side
    12,296,294.80x = 182,688,701,080,314.66
  5. Step 5: Solve for x
    x = 182,688,701,080,314.66/12,296,294.80
  6. Step 6: Final answer
    x = 14,857,215.45

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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.