Home / 28,548,753.74-42,824,780.88-8,076,758.46

Finding the Fourth Proportional to 28,548,753.74, 42,824,780.88 and 8,076,758.46

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Solution

The fourth proportional to 28,548,753.74, 42,824,780.88 and 8,076,758.46 is: 12,115,604.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,548,753.74 : 42,824,780.88 = 8,076,758.46 : x
  2. Step 2: Convert to fraction form
    28,548,753.74/42,824,780.88 = 8,076,758.46/x
  3. Step 3: Cross multiply
    28,548,753.74x = 42,824,780.88 × 8,076,758.46
  4. Step 4: Simplify right side
    28,548,753.74x = 345,885,411,056,062.38
  5. Step 5: Solve for x
    x = 345,885,411,056,062.38/28,548,753.74
  6. Step 6: Final answer
    x = 12,115,604.56

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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.