Home / 18,398,876.20-27,598,314.30-6,282,021.40

Finding the Fourth Proportional to 18,398,876.20, 27,598,314.30 and 6,282,021.40

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Solution

The fourth proportional to 18,398,876.20, 27,598,314.30 and 6,282,021.40 is: 9,423,032.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398,876.20 : 27,598,314.30 = 6,282,021.40 : x
  2. Step 2: Convert to fraction form
    18,398,876.20/27,598,314.30 = 6,282,021.40/x
  3. Step 3: Cross multiply
    18,398,876.20x = 27,598,314.30 × 6,282,021.40
  4. Step 4: Simplify right side
    18,398,876.20x = 173,373,201,036,526.03
  5. Step 5: Solve for x
    x = 173,373,201,036,526.03/18,398,876.20
  6. Step 6: Final answer
    x = 9,423,032.10

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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.