Home / 5,153,635.02-7,730,168.22-2,120,233.22

Finding the Fourth Proportional to 5,153,635.02, 7,730,168.22 and 2,120,233.22

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Solution

The fourth proportional to 5,153,635.02, 7,730,168.22 and 2,120,233.22 is: 3,180,232.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,635.02 : 7,730,168.22 = 2,120,233.22 : x
  2. Step 2: Convert to fraction form
    5,153,635.02/7,730,168.22 = 2,120,233.22/x
  3. Step 3: Cross multiply
    5,153,635.02x = 7,730,168.22 × 2,120,233.22
  4. Step 4: Simplify right side
    5,153,635.02x = 16,389,759,417,581.43
  5. Step 5: Solve for x
    x = 16,389,759,417,581.43/5,153,635.02
  6. Step 6: Final answer
    x = 3,180,232.86

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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.