Home / 26,456,635.11-39,664,767.87-12,069,641.51

Finding the Fourth Proportional to 26,456,635.11, 39,664,767.87 and 12,069,641.51

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Solution

The fourth proportional to 26,456,635.11, 39,664,767.87 and 12,069,641.51 is: 18,095,253.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,456,635.11 : 39,664,767.87 = 12,069,641.51 : x
  2. Step 2: Convert to fraction form
    26,456,635.11/39,664,767.87 = 12,069,641.51/x
  3. Step 3: Cross multiply
    26,456,635.11x = 39,664,767.87 × 12,069,641.51
  4. Step 4: Simplify right side
    26,456,635.11x = 478,739,528,569,942.44
  5. Step 5: Solve for x
    x = 478,739,528,569,942.44/26,456,635.11
  6. Step 6: Final answer
    x = 18,095,253.86

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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.