Home / 30,832,335.05-46,244,902.54-12,387,533.38

Finding the Fourth Proportional to 30,832,335.05, 46,244,902.54 and 12,387,533.38

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Solution

The fourth proportional to 30,832,335.05, 46,244,902.54 and 12,387,533.38 is: 18,579,853.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,832,335.05 : 46,244,902.54 = 12,387,533.38 : x
  2. Step 2: Convert to fraction form
    30,832,335.05/46,244,902.54 = 12,387,533.38/x
  3. Step 3: Cross multiply
    30,832,335.05x = 46,244,902.54 × 12,387,533.38
  4. Step 4: Simplify right side
    30,832,335.05x = 572,860,273,869,096.75
  5. Step 5: Solve for x
    x = 572,860,273,869,096.75/30,832,335.05
  6. Step 6: Final answer
    x = 18,579,853.68

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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.