Home / 20,444,397.60-30,666,863.52-6,797,543.97

Finding the Fourth Proportional to 20,444,397.60, 30,666,863.52 and 6,797,543.97

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Solution

The fourth proportional to 20,444,397.60, 30,666,863.52 and 6,797,543.97 is: 10,196,404.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,444,397.60 : 30,666,863.52 = 6,797,543.97 : x
  2. Step 2: Convert to fraction form
    20,444,397.60/30,666,863.52 = 6,797,543.97/x
  3. Step 3: Cross multiply
    20,444,397.60x = 30,666,863.52 × 6,797,543.97
  4. Step 4: Simplify right side
    20,444,397.60x = 208,459,353,199,188.97
  5. Step 5: Solve for x
    x = 208,459,353,199,188.97/20,444,397.60
  6. Step 6: Final answer
    x = 10,196,404.77

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1.5x scale

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.