Home / 54,578,311.55-81,812,354.93-27,242,561.15

Finding the Fourth Proportional to 54,578,311.55, 81,812,354.93 and 27,242,561.15

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Solution

The fourth proportional to 54,578,311.55, 81,812,354.93 and 27,242,561.15 is: 40,836,332.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,578,311.55 : 81,812,354.93 = 27,242,561.15 : x
  2. Step 2: Convert to fraction form
    54,578,311.55/81,812,354.93 = 27,242,561.15/x
  3. Step 3: Cross multiply
    54,578,311.55x = 81,812,354.93 × 27,242,561.15
  4. Step 4: Simplify right side
    54,578,311.55x = 2,228,778,081,869,816
  5. Step 5: Solve for x
    x = 2,228,778,081,869,816/54,578,311.55
  6. Step 6: Final answer
    x = 40,836,332.58

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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.