Home / 21,787,747.20-32,685,926.76-6,435,303.66

Finding the Fourth Proportional to 21,787,747.20, 32,685,926.76 and 6,435,303.66

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Solution

The fourth proportional to 21,787,747.20, 32,685,926.76 and 6,435,303.66 is: 9,654,227.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,787,747.20 : 32,685,926.76 = 6,435,303.66 : x
  2. Step 2: Convert to fraction form
    21,787,747.20/32,685,926.76 = 6,435,303.66/x
  3. Step 3: Cross multiply
    21,787,747.20x = 32,685,926.76 × 6,435,303.66
  4. Step 4: Simplify right side
    21,787,747.20x = 210,343,864,109,119.97
  5. Step 5: Solve for x
    x = 210,343,864,109,119.97/21,787,747.20
  6. Step 6: Final answer
    x = 9,654,227.31

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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.