Home / 12,354,085.52-17,049,659.40-6,849,187.80

Finding the Fourth Proportional to 12,354,085.52, 17,049,659.40 and 6,849,187.80

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Solution

The fourth proportional to 12,354,085.52, 17,049,659.40 and 6,849,187.80 is: 9,452,445.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,354,085.52 : 17,049,659.40 = 6,849,187.80 : x
  2. Step 2: Convert to fraction form
    12,354,085.52/17,049,659.40 = 6,849,187.80/x
  3. Step 3: Cross multiply
    12,354,085.52x = 17,049,659.40 × 6,849,187.80
  4. Step 4: Simplify right side
    12,354,085.52x = 116,776,319,156,635.31
  5. Step 5: Solve for x
    x = 116,776,319,156,635.31/12,354,085.52
  6. Step 6: Final answer
    x = 9,452,445.43

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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.