Home / 8,689,304.28-11,991,514.88-5,018,154.44

Finding the Fourth Proportional to 8,689,304.28, 11,991,514.88 and 5,018,154.44

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Solution

The fourth proportional to 8,689,304.28, 11,991,514.88 and 5,018,154.44 is: 6,925,211.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,689,304.28 : 11,991,514.88 = 5,018,154.44 : x
  2. Step 2: Convert to fraction form
    8,689,304.28/11,991,514.88 = 5,018,154.44/x
  3. Step 3: Cross multiply
    8,689,304.28x = 11,991,514.88 × 5,018,154.44
  4. Step 4: Simplify right side
    8,689,304.28x = 60,175,273,637,398.08
  5. Step 5: Solve for x
    x = 60,175,273,637,398.08/8,689,304.28
  6. Step 6: Final answer
    x = 6,925,211.93

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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.