Home / 21,738,141.70-32,586,476.55-8,087,632.90

Finding the Fourth Proportional to 21,738,141.70, 32,586,476.55 and 8,087,632.90

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Solution

The fourth proportional to 21,738,141.70, 32,586,476.55 and 8,087,632.90 is: 12,123,734.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,738,141.70 : 32,586,476.55 = 8,087,632.90 : x
  2. Step 2: Convert to fraction form
    21,738,141.70/32,586,476.55 = 8,087,632.90/x
  3. Step 3: Cross multiply
    21,738,141.70x = 32,586,476.55 × 8,087,632.90
  4. Step 4: Simplify right side
    21,738,141.70x = 263,547,459,840,858.50
  5. Step 5: Solve for x
    x = 263,547,459,840,858.50/21,738,141.70
  6. Step 6: Final answer
    x = 12,123,734.56

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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.