Home / 18,232,002.40-27,348,003.60-7,442,219.20

Finding the Fourth Proportional to 18,232,002.40, 27,348,003.60 and 7,442,219.20

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Solution

The fourth proportional to 18,232,002.40, 27,348,003.60 and 7,442,219.20 is: 11,163,328.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232,002.40 : 27,348,003.60 = 7,442,219.20 : x
  2. Step 2: Convert to fraction form
    18,232,002.40/27,348,003.60 = 7,442,219.20/x
  3. Step 3: Cross multiply
    18,232,002.40x = 27,348,003.60 × 7,442,219.20
  4. Step 4: Simplify right side
    18,232,002.40x = 203,529,837,473,589.12
  5. Step 5: Solve for x
    x = 203,529,837,473,589.12/18,232,002.40
  6. Step 6: Final answer
    x = 11,163,328.80

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1.5x scale

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.