Home / 27,218,059.60-40,827,089.40-12,071,991.10

Finding the Fourth Proportional to 27,218,059.60, 40,827,089.40 and 12,071,991.10

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Solution

The fourth proportional to 27,218,059.60, 40,827,089.40 and 12,071,991.10 is: 18,107,986.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,059.60 : 40,827,089.40 = 12,071,991.10 : x
  2. Step 2: Convert to fraction form
    27,218,059.60/40,827,089.40 = 12,071,991.10/x
  3. Step 3: Cross multiply
    27,218,059.60x = 40,827,089.40 × 12,071,991.10
  4. Step 4: Simplify right side
    27,218,059.60x = 492,864,259,875,704.31
  5. Step 5: Solve for x
    x = 492,864,259,875,704.31/27,218,059.60
  6. Step 6: Final answer
    x = 18,107,986.65

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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.