Home / 40,072,168.80-60,108,253.20-9,780,031.80

Finding the Fourth Proportional to 40,072,168.80, 60,108,253.20 and 9,780,031.80

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Solution

The fourth proportional to 40,072,168.80, 60,108,253.20 and 9,780,031.80 is: 14,670,047.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,072,168.80 : 60,108,253.20 = 9,780,031.80 : x
  2. Step 2: Convert to fraction form
    40,072,168.80/60,108,253.20 = 9,780,031.80/x
  3. Step 3: Cross multiply
    40,072,168.80x = 60,108,253.20 × 9,780,031.80
  4. Step 4: Simplify right side
    40,072,168.80x = 587,860,627,738,451.88
  5. Step 5: Solve for x
    x = 587,860,627,738,451.88/40,072,168.80
  6. Step 6: Final answer
    x = 14,670,047.70

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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.