Home / 6,381,767.96-9,572,735.30-2,121,936.11

Finding the Fourth Proportional to 6,381,767.96, 9,572,735.30 and 2,121,936.11

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Solution

The fourth proportional to 6,381,767.96, 9,572,735.30 and 2,121,936.11 is: 3,182,931.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,381,767.96 : 9,572,735.30 = 2,121,936.11 : x
  2. Step 2: Convert to fraction form
    6,381,767.96/9,572,735.30 = 2,121,936.11/x
  3. Step 3: Cross multiply
    6,381,767.96x = 9,572,735.30 × 2,121,936.11
  4. Step 4: Simplify right side
    6,381,767.96x = 20,312,732,646,068.32
  5. Step 5: Solve for x
    x = 20,312,732,646,068.32/6,381,767.96
  6. Step 6: Final answer
    x = 3,182,931.88

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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.