Home / 15,440,720.50-23,161,081.47-10,578,232.18

Finding the Fourth Proportional to 15,440,720.50, 23,161,081.47 and 10,578,232.18

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Solution

The fourth proportional to 15,440,720.50, 23,161,081.47 and 10,578,232.18 is: 15,867,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,440,720.50 : 23,161,081.47 = 10,578,232.18 : x
  2. Step 2: Convert to fraction form
    15,440,720.50/23,161,081.47 = 10,578,232.18/x
  3. Step 3: Cross multiply
    15,440,720.50x = 23,161,081.47 × 10,578,232.18
  4. Step 4: Simplify right side
    15,440,720.50x = 245,003,297,329,555.69
  5. Step 5: Solve for x
    x = 245,003,297,329,555.69/15,440,720.50
  6. Step 6: Final answer
    x = 15,867,348.76

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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.