Home / 26,645,832.50-39,908,214.28-20,852,461.30

Finding the Fourth Proportional to 26,645,832.50, 39,908,214.28 and 20,852,461.30

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Solution

The fourth proportional to 26,645,832.50, 39,908,214.28 and 20,852,461.30 is: 31,231,318.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,645,832.50 : 39,908,214.28 = 20,852,461.30 : x
  2. Step 2: Convert to fraction form
    26,645,832.50/39,908,214.28 = 20,852,461.30/x
  3. Step 3: Cross multiply
    26,645,832.50x = 39,908,214.28 × 20,852,461.30
  4. Step 4: Simplify right side
    26,645,832.50x = 832,184,493,825,807.38
  5. Step 5: Solve for x
    x = 832,184,493,825,807.38/26,645,832.50
  6. Step 6: Final answer
    x = 31,231,318.96

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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.