Home / 45,639,823.96-68,482,211.52-21,374,560.10

Finding the Fourth Proportional to 45,639,823.96, 68,482,211.52 and 21,374,560.10

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Solution

The fourth proportional to 45,639,823.96, 68,482,211.52 and 21,374,560.10 is: 32,072,366.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,639,823.96 : 68,482,211.52 = 21,374,560.10 : x
  2. Step 2: Convert to fraction form
    45,639,823.96/68,482,211.52 = 21,374,560.10/x
  3. Step 3: Cross multiply
    45,639,823.96x = 68,482,211.52 × 21,374,560.10
  4. Step 4: Simplify right side
    45,639,823.96x = 1,463,777,145,915,152.25
  5. Step 5: Solve for x
    x = 1,463,777,145,915,152.25/45,639,823.96
  6. Step 6: Final answer
    x = 32,072,366.17

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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.