Home / 12,354,079.50-17,049,651.12-6,849,181.80

Finding the Fourth Proportional to 12,354,079.50, 17,049,651.12 and 6,849,181.80

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Solution

The fourth proportional to 12,354,079.50, 17,049,651.12 and 6,849,181.80 is: 9,452,437.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,079.50 : 17,049,651.12 = 6,849,181.80 : x
  2. Step 2: Convert to fraction form
    12,354,079.50/17,049,651.12 = 6,849,181.80/x
  3. Step 3: Cross multiply
    12,354,079.50x = 17,049,651.12 × 6,849,181.80
  4. Step 4: Simplify right side
    12,354,079.50x = 116,776,160,147,453.62
  5. Step 5: Solve for x
    x = 116,776,160,147,453.62/12,354,079.50
  6. Step 6: Final answer
    x = 9,452,437.16

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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.