Home / 42,590,846.40-63,886,269.60-32,387,179.20

Finding the Fourth Proportional to 42,590,846.40, 63,886,269.60 and 32,387,179.20

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Solution

The fourth proportional to 42,590,846.40, 63,886,269.60 and 32,387,179.20 is: 48,580,768.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,590,846.40 : 63,886,269.60 = 32,387,179.20 : x
  2. Step 2: Convert to fraction form
    42,590,846.40/63,886,269.60 = 32,387,179.20/x
  3. Step 3: Cross multiply
    42,590,846.40x = 63,886,269.60 × 32,387,179.20
  4. Step 4: Simplify right side
    42,590,846.40x = 2,069,096,061,954,712.25
  5. Step 5: Solve for x
    x = 2,069,096,061,954,712.25/42,590,846.40
  6. Step 6: Final answer
    x = 48,580,768.80

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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.