Home / 20,227,925.55-30,352,385.93-8,869,522.35

Finding the Fourth Proportional to 20,227,925.55, 30,352,385.93 and 8,869,522.35

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Solution

The fourth proportional to 20,227,925.55, 30,352,385.93 and 8,869,522.35 is: 13,308,886.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,925.55 : 30,352,385.93 = 8,869,522.35 : x
  2. Step 2: Convert to fraction form
    20,227,925.55/30,352,385.93 = 8,869,522.35/x
  3. Step 3: Cross multiply
    20,227,925.55x = 30,352,385.93 × 8,869,522.35
  4. Step 4: Simplify right side
    20,227,925.55x = 269,211,165,381,960.53
  5. Step 5: Solve for x
    x = 269,211,165,381,960.53/20,227,925.55
  6. Step 6: Final answer
    x = 13,308,886.51

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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.