Home / 51,718,516.48-77,589,127.68-15,329,713.60

Finding the Fourth Proportional to 51,718,516.48, 77,589,127.68 and 15,329,713.60

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Solution

The fourth proportional to 51,718,516.48, 77,589,127.68 and 15,329,713.60 is: 22,997,935.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,718,516.48 : 77,589,127.68 = 15,329,713.60 : x
  2. Step 2: Convert to fraction form
    51,718,516.48/77,589,127.68 = 15,329,713.60/x
  3. Step 3: Cross multiply
    51,718,516.48x = 77,589,127.68 × 15,329,713.60
  4. Step 4: Simplify right side
    51,718,516.48x = 1,189,419,105,808,232.50
  5. Step 5: Solve for x
    x = 1,189,419,105,808,232.50/51,718,516.48
  6. Step 6: Final answer
    x = 22,997,935.49

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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.