Home / 49,852,031.20-74,771,048.40-15,776,821.60

Finding the Fourth Proportional to 49,852,031.20, 74,771,048.40 and 15,776,821.60

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Solution

The fourth proportional to 49,852,031.20, 74,771,048.40 and 15,776,821.60 is: 23,663,017.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,852,031.20 : 74,771,048.40 = 15,776,821.60 : x
  2. Step 2: Convert to fraction form
    49,852,031.20/74,771,048.40 = 15,776,821.60/x
  3. Step 3: Cross multiply
    49,852,031.20x = 74,771,048.40 × 15,776,821.60
  4. Step 4: Simplify right side
    49,852,031.20x = 1,179,649,491,451,765.50
  5. Step 5: Solve for x
    x = 1,179,649,491,451,765.50/49,852,031.20
  6. Step 6: Final answer
    x = 23,663,017.60

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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.