Home / 12,175,428.86-16,797,417.06-6,948,727.44

Finding the Fourth Proportional to 12,175,428.86, 16,797,417.06 and 6,948,727.44

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Solution

The fourth proportional to 12,175,428.86, 16,797,417.06 and 6,948,727.44 is: 9,586,575.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175,428.86 : 16,797,417.06 = 6,948,727.44 : x
  2. Step 2: Convert to fraction form
    12,175,428.86/16,797,417.06 = 6,948,727.44/x
  3. Step 3: Cross multiply
    12,175,428.86x = 16,797,417.06 × 6,948,727.44
  4. Step 4: Simplify right side
    12,175,428.86x = 116,720,672,845,946.12
  5. Step 5: Solve for x
    x = 116,720,672,845,946.12/12,175,428.86
  6. Step 6: Final answer
    x = 9,586,575.90

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1.5x scale

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.