Home / 21,998,099.04-30,343,568.04-13,050,874.68

Finding the Fourth Proportional to 21,998,099.04, 30,343,568.04 and 13,050,874.68

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Solution

The fourth proportional to 21,998,099.04, 30,343,568.04 and 13,050,874.68 is: 18,002,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,998,099.04 : 30,343,568.04 = 13,050,874.68 : x
  2. Step 2: Convert to fraction form
    21,998,099.04/30,343,568.04 = 13,050,874.68/x
  3. Step 3: Cross multiply
    21,998,099.04x = 30,343,568.04 × 13,050,874.68
  4. Step 4: Simplify right side
    21,998,099.04x = 396,010,103,834,093.19
  5. Step 5: Solve for x
    x = 396,010,103,834,093.19/21,998,099.04
  6. Step 6: Final answer
    x = 18,002,014.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.