Home / 52,854,851.20-79,258,657.20-20,495,999.20

Finding the Fourth Proportional to 52,854,851.20, 79,258,657.20 and 20,495,999.20

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Solution

The fourth proportional to 52,854,851.20, 79,258,657.20 and 20,495,999.20 is: 30,734,839.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,854,851.20 : 79,258,657.20 = 20,495,999.20 : x
  2. Step 2: Convert to fraction form
    52,854,851.20/79,258,657.20 = 20,495,999.20/x
  3. Step 3: Cross multiply
    52,854,851.20x = 79,258,657.20 × 20,495,999.20
  4. Step 4: Simplify right side
    52,854,851.20x = 1,624,485,374,564,274.25
  5. Step 5: Solve for x
    x = 1,624,485,374,564,274.25/52,854,851.20
  6. Step 6: Final answer
    x = 30,734,839.62

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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.