Home / 12,141,045.52-16,754,687.53-6,634,421.24

Finding the Fourth Proportional to 12,141,045.52, 16,754,687.53 and 6,634,421.24

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Solution

The fourth proportional to 12,141,045.52, 16,754,687.53 and 6,634,421.24 is: 9,155,525.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,045.52 : 16,754,687.53 = 6,634,421.24 : x
  2. Step 2: Convert to fraction form
    12,141,045.52/16,754,687.53 = 6,634,421.24/x
  3. Step 3: Cross multiply
    12,141,045.52x = 16,754,687.53 × 6,634,421.24
  4. Step 4: Simplify right side
    12,141,045.52x = 111,157,654,718,235.66
  5. Step 5: Solve for x
    x = 111,157,654,718,235.66/12,141,045.52
  6. Step 6: Final answer
    x = 9,155,525.74

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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.