Home / 25,021,864.53-34,519,911.21-15,224,454.45

Finding the Fourth Proportional to 25,021,864.53, 34,519,911.21 and 15,224,454.45

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Solution

The fourth proportional to 25,021,864.53, 34,519,911.21 and 15,224,454.45 is: 21,003,503.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,021,864.53 : 34,519,911.21 = 15,224,454.45 : x
  2. Step 2: Convert to fraction form
    25,021,864.53/34,519,911.21 = 15,224,454.45/x
  3. Step 3: Cross multiply
    25,021,864.53x = 34,519,911.21 × 15,224,454.45
  4. Step 4: Simplify right side
    25,021,864.53x = 525,546,815,834,689.38
  5. Step 5: Solve for x
    x = 525,546,815,834,689.38/25,021,864.53
  6. Step 6: Final answer
    x = 21,003,503.36

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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.