Home / 19,690,222.40-29,532,568.80-6,228,411.20

Finding the Fourth Proportional to 19,690,222.40, 29,532,568.80 and 6,228,411.20

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Solution

The fourth proportional to 19,690,222.40, 29,532,568.80 and 6,228,411.20 is: 9,341,742.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,690,222.40 : 29,532,568.80 = 6,228,411.20 : x
  2. Step 2: Convert to fraction form
    19,690,222.40/29,532,568.80 = 6,228,411.20/x
  3. Step 3: Cross multiply
    19,690,222.40x = 29,532,568.80 × 6,228,411.20
  4. Step 4: Simplify right side
    19,690,222.40x = 183,940,982,278,690.56
  5. Step 5: Solve for x
    x = 183,940,982,278,690.56/19,690,222.40
  6. Step 6: Final answer
    x = 9,341,742.24

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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.