Home / 14,658,758.32-20,229,627.03-8,856,419.07

Finding the Fourth Proportional to 14,658,758.32, 20,229,627.03 and 8,856,419.07

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Solution

The fourth proportional to 14,658,758.32, 20,229,627.03 and 8,856,419.07 is: 12,222,184.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,658,758.32 : 20,229,627.03 = 8,856,419.07 : x
  2. Step 2: Convert to fraction form
    14,658,758.32/20,229,627.03 = 8,856,419.07/x
  3. Step 3: Cross multiply
    14,658,758.32x = 20,229,627.03 × 8,856,419.07
  4. Step 4: Simplify right side
    14,658,758.32x = 179,162,054,607,479.47
  5. Step 5: Solve for x
    x = 179,162,054,607,479.47/14,658,758.32
  6. Step 6: Final answer
    x = 12,222,184.90

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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.