Home / 25,436,161.49-38,154,472.88-7,240,349.51

Finding the Fourth Proportional to 25,436,161.49, 38,154,472.88 and 7,240,349.51

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Solution

The fourth proportional to 25,436,161.49, 38,154,472.88 and 7,240,349.51 is: 10,860,589.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,436,161.49 : 38,154,472.88 = 7,240,349.51 : x
  2. Step 2: Convert to fraction form
    25,436,161.49/38,154,472.88 = 7,240,349.51/x
  3. Step 3: Cross multiply
    25,436,161.49x = 38,154,472.88 × 7,240,349.51
  4. Step 4: Simplify right side
    25,436,161.49x = 276,251,718,998,208.28
  5. Step 5: Solve for x
    x = 276,251,718,998,208.28/25,436,161.49
  6. Step 6: Final answer
    x = 10,860,589.92

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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.