Home / 27,218,058.60-40,827,087.90-12,071,990.10

Finding the Fourth Proportional to 27,218,058.60, 40,827,087.90 and 12,071,990.10

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Solution

The fourth proportional to 27,218,058.60, 40,827,087.90 and 12,071,990.10 is: 18,107,985.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,058.60 : 40,827,087.90 = 12,071,990.10 : x
  2. Step 2: Convert to fraction form
    27,218,058.60/40,827,087.90 = 12,071,990.10/x
  3. Step 3: Cross multiply
    27,218,058.60x = 40,827,087.90 × 12,071,990.10
  4. Step 4: Simplify right side
    27,218,058.60x = 492,864,200,940,629.75
  5. Step 5: Solve for x
    x = 492,864,200,940,629.75/27,218,058.60
  6. Step 6: Final answer
    x = 18,107,985.15

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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.