Home / 18,349,728.60-27,523,718.10-6,218,002.20

Finding the Fourth Proportional to 18,349,728.60, 27,523,718.10 and 6,218,002.20

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Solution

The fourth proportional to 18,349,728.60, 27,523,718.10 and 6,218,002.20 is: 9,326,706.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,349,728.60 : 27,523,718.10 = 6,218,002.20 : x
  2. Step 2: Convert to fraction form
    18,349,728.60/27,523,718.10 = 6,218,002.20/x
  3. Step 3: Cross multiply
    18,349,728.60x = 27,523,718.10 × 6,218,002.20
  4. Step 4: Simplify right side
    18,349,728.60x = 171,142,539,697,979.84
  5. Step 5: Solve for x
    x = 171,142,539,697,979.84/18,349,728.60
  6. Step 6: Final answer
    x = 9,326,706.86

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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.