Home / 12,643,332-17,447,650.56-6,841,979.52

Finding the Fourth Proportional to 12,643,332, 17,447,650.56 and 6,841,979.52

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Solution

The fourth proportional to 12,643,332, 17,447,650.56 and 6,841,979.52 is: 9,441,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,332 : 17,447,650.56 = 6,841,979.52 : x
  2. Step 2: Convert to fraction form
    12,643,332/17,447,650.56 = 6,841,979.52/x
  3. Step 3: Cross multiply
    12,643,332x = 17,447,650.56 × 6,841,979.52
  4. Step 4: Simplify right side
    12,643,332x = 119,376,467,803,636.52
  5. Step 5: Solve for x
    x = 119,376,467,803,636.52/12,643,332
  6. Step 6: Final answer
    x = 9,441,851.86

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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.