Home / 12,070,118.52-16,656,256.49-6,843,478.28

Finding the Fourth Proportional to 12,070,118.52, 16,656,256.49 and 6,843,478.28

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Solution

The fourth proportional to 12,070,118.52, 16,656,256.49 and 6,843,478.28 is: 9,443,712.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070,118.52 : 16,656,256.49 = 6,843,478.28 : x
  2. Step 2: Convert to fraction form
    12,070,118.52/16,656,256.49 = 6,843,478.28/x
  3. Step 3: Cross multiply
    12,070,118.52x = 16,656,256.49 × 6,843,478.28
  4. Step 4: Simplify right side
    12,070,118.52x = 113,986,729,397,925.36
  5. Step 5: Solve for x
    x = 113,986,729,397,925.36/12,070,118.52
  6. Step 6: Final answer
    x = 9,443,712.52

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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.