Home / 51,802,890.50-77,690,803.61-15,401,478.35

Finding the Fourth Proportional to 51,802,890.50, 77,690,803.61 and 15,401,478.35

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Solution

The fourth proportional to 51,802,890.50, 77,690,803.61 and 15,401,478.35 is: 23,098,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,802,890.50 : 77,690,803.61 = 15,401,478.35 : x
  2. Step 2: Convert to fraction form
    51,802,890.50/77,690,803.61 = 15,401,478.35/x
  3. Step 3: Cross multiply
    51,802,890.50x = 77,690,803.61 × 15,401,478.35
  4. Step 4: Simplify right side
    51,802,890.50x = 1,196,553,229,328,055.50
  5. Step 5: Solve for x
    x = 1,196,553,229,328,055.50/51,802,890.50
  6. Step 6: Final answer
    x = 23,098,194.29

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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.