Home / 5,637,780.98-7,780,142.76-3,059,461.76

Finding the Fourth Proportional to 5,637,780.98, 7,780,142.76 and 3,059,461.76

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Solution

The fourth proportional to 5,637,780.98, 7,780,142.76 and 3,059,461.76 is: 4,222,059.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,780.98 : 7,780,142.76 = 3,059,461.76 : x
  2. Step 2: Convert to fraction form
    5,637,780.98/7,780,142.76 = 3,059,461.76/x
  3. Step 3: Cross multiply
    5,637,780.98x = 7,780,142.76 × 3,059,461.76
  4. Step 4: Simplify right side
    5,637,780.98x = 23,803,049,261,560.86
  5. Step 5: Solve for x
    x = 23,803,049,261,560.86/5,637,780.98
  6. Step 6: Final answer
    x = 4,222,059.95

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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.