Home / 22,569,990.75-31,156,122.69-15,237,756.27

Finding the Fourth Proportional to 22,569,990.75, 31,156,122.69 and 15,237,756.27

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Solution

The fourth proportional to 22,569,990.75, 31,156,122.69 and 15,237,756.27 is: 21,034,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,569,990.75 : 31,156,122.69 = 15,237,756.27 : x
  2. Step 2: Convert to fraction form
    22,569,990.75/31,156,122.69 = 15,237,756.27/x
  3. Step 3: Cross multiply
    22,569,990.75x = 31,156,122.69 × 15,237,756.27
  4. Step 4: Simplify right side
    22,569,990.75x = 474,749,403,868,436.75
  5. Step 5: Solve for x
    x = 474,749,403,868,436.75/22,569,990.75
  6. Step 6: Final answer
    x = 21,034,541.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.