Home / 12,154,994.22-18,225,761.04-4,971,573.21

Finding the Fourth Proportional to 12,154,994.22, 18,225,761.04 and 4,971,573.21

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Solution

The fourth proportional to 12,154,994.22, 18,225,761.04 and 4,971,573.21 is: 7,454,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,154,994.22 : 18,225,761.04 = 4,971,573.21 : x
  2. Step 2: Convert to fraction form
    12,154,994.22/18,225,761.04 = 4,971,573.21/x
  3. Step 3: Cross multiply
    12,154,994.22x = 18,225,761.04 × 4,971,573.21
  4. Step 4: Simplify right side
    12,154,994.22x = 90,610,705,318,325.73
  5. Step 5: Solve for x
    x = 90,610,705,318,325.73/12,154,994.22
  6. Step 6: Final answer
    x = 7,454,607.03

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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.