Home / 5,680,076.94-8,513,803.08-4,327,780.32

Finding the Fourth Proportional to 5,680,076.94, 8,513,803.08 and 4,327,780.32

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Solution

The fourth proportional to 5,680,076.94, 8,513,803.08 and 4,327,780.32 is: 6,486,860.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,680,076.94 : 8,513,803.08 = 4,327,780.32 : x
  2. Step 2: Convert to fraction form
    5,680,076.94/8,513,803.08 = 4,327,780.32/x
  3. Step 3: Cross multiply
    5,680,076.94x = 8,513,803.08 × 4,327,780.32
  4. Step 4: Simplify right side
    5,680,076.94x = 36,845,869,417,979.39
  5. Step 5: Solve for x
    x = 36,845,869,417,979.39/5,680,076.94
  6. Step 6: Final answer
    x = 6,486,860.97

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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.