Home / 20,272,293.16-30,408,186.02-4,919,710.04

Finding the Fourth Proportional to 20,272,293.16, 30,408,186.02 and 4,919,710.04

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Solution

The fourth proportional to 20,272,293.16, 30,408,186.02 and 4,919,710.04 is: 7,379,503.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,272,293.16 : 30,408,186.02 = 4,919,710.04 : x
  2. Step 2: Convert to fraction form
    20,272,293.16/30,408,186.02 = 4,919,710.04/x
  3. Step 3: Cross multiply
    20,272,293.16x = 30,408,186.02 × 4,919,710.04
  4. Step 4: Simplify right side
    20,272,293.16x = 149,599,458,060,781.62
  5. Step 5: Solve for x
    x = 149,599,458,060,781.62/20,272,293.16
  6. Step 6: Final answer
    x = 7,379,503.49

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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.