Home / 10,992,079.40-16,488,119.10-5,323,375.40

Finding the Fourth Proportional to 10,992,079.40, 16,488,119.10 and 5,323,375.40

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Solution

The fourth proportional to 10,992,079.40, 16,488,119.10 and 5,323,375.40 is: 7,985,063.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992,079.40 : 16,488,119.10 = 5,323,375.40 : x
  2. Step 2: Convert to fraction form
    10,992,079.40/16,488,119.10 = 5,323,375.40/x
  3. Step 3: Cross multiply
    10,992,079.40x = 16,488,119.10 × 5,323,375.40
  4. Step 4: Simplify right side
    10,992,079.40x = 87,772,447,609,210.14
  5. Step 5: Solve for x
    x = 87,772,447,609,210.14/10,992,079.40
  6. Step 6: Final answer
    x = 7,985,063.10

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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.