Home / 25,228,044.49-37,703,807.45-18,418,956.68

Finding the Fourth Proportional to 25,228,044.49, 37,703,807.45 and 18,418,956.68

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Solution

The fourth proportional to 25,228,044.49, 37,703,807.45 and 18,418,956.68 is: 27,527,492.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228,044.49 : 37,703,807.45 = 18,418,956.68 : x
  2. Step 2: Convert to fraction form
    25,228,044.49/37,703,807.45 = 18,418,956.68/x
  3. Step 3: Cross multiply
    25,228,044.49x = 37,703,807.45 × 18,418,956.68
  4. Step 4: Simplify right side
    25,228,044.49x = 694,464,796,055,351.38
  5. Step 5: Solve for x
    x = 694,464,796,055,351.38/25,228,044.49
  6. Step 6: Final answer
    x = 27,527,492.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.