Home / 5,721,423.89-7,895,477.70-3,107,915.15

Finding the Fourth Proportional to 5,721,423.89, 7,895,477.70 and 3,107,915.15

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Solution

The fourth proportional to 5,721,423.89, 7,895,477.70 and 3,107,915.15 is: 4,288,875.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721,423.89 : 7,895,477.70 = 3,107,915.15 : x
  2. Step 2: Convert to fraction form
    5,721,423.89/7,895,477.70 = 3,107,915.15/x
  3. Step 3: Cross multiply
    5,721,423.89x = 7,895,477.70 × 3,107,915.15
  4. Step 4: Simplify right side
    5,721,423.89x = 24,538,474,720,839.77
  5. Step 5: Solve for x
    x = 24,538,474,720,839.77/5,721,423.89
  6. Step 6: Final answer
    x = 4,288,875.50

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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.