Home / 21,046,627.52-31,570,819.32-6,669,377.12

Finding the Fourth Proportional to 21,046,627.52, 31,570,819.32 and 6,669,377.12

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Solution

The fourth proportional to 21,046,627.52, 31,570,819.32 and 6,669,377.12 is: 10,004,343.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,046,627.52 : 31,570,819.32 = 6,669,377.12 : x
  2. Step 2: Convert to fraction form
    21,046,627.52/31,570,819.32 = 6,669,377.12/x
  3. Step 3: Cross multiply
    21,046,627.52x = 31,570,819.32 × 6,669,377.12
  4. Step 4: Simplify right side
    21,046,627.52x = 210,557,700,032,461.97
  5. Step 5: Solve for x
    x = 210,557,700,032,461.97/21,046,627.52
  6. Step 6: Final answer
    x = 10,004,343.92

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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.