Home / 54,335,429.60-81,503,144.40-48,960,658.40

Finding the Fourth Proportional to 54,335,429.60, 81,503,144.40 and 48,960,658.40

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Solution

The fourth proportional to 54,335,429.60, 81,503,144.40 and 48,960,658.40 is: 73,440,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,335,429.60 : 81,503,144.40 = 48,960,658.40 : x
  2. Step 2: Convert to fraction form
    54,335,429.60/81,503,144.40 = 48,960,658.40/x
  3. Step 3: Cross multiply
    54,335,429.60x = 81,503,144.40 × 48,960,658.40
  4. Step 4: Simplify right side
    54,335,429.60x = 3,990,447,611,494,273
  5. Step 5: Solve for x
    x = 3,990,447,611,494,273/54,335,429.60
  6. Step 6: Final answer
    x = 73,440,987.60

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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.