Home / 25,916,170.50-38,880,649.67-7,720,294.95

Finding the Fourth Proportional to 25,916,170.50, 38,880,649.67 and 7,720,294.95

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Solution

The fourth proportional to 25,916,170.50, 38,880,649.67 and 7,720,294.95 is: 11,582,347.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,916,170.50 : 38,880,649.67 = 7,720,294.95 : x
  2. Step 2: Convert to fraction form
    25,916,170.50/38,880,649.67 = 7,720,294.95/x
  3. Step 3: Cross multiply
    25,916,170.50x = 38,880,649.67 × 7,720,294.95
  4. Step 4: Simplify right side
    25,916,170.50x = 300,170,083,261,418.69
  5. Step 5: Solve for x
    x = 300,170,083,261,418.69/25,916,170.50
  6. Step 6: Final answer
    x = 11,582,347.14

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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.