Home / 30,731,799.60-45,998,166.60-21,773,847.60

Finding the Fourth Proportional to 30,731,799.60, 45,998,166.60 and 21,773,847.60

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Solution

The fourth proportional to 30,731,799.60, 45,998,166.60 and 21,773,847.60 is: 32,590,251.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,731,799.60 : 45,998,166.60 = 21,773,847.60 : x
  2. Step 2: Convert to fraction form
    30,731,799.60/45,998,166.60 = 21,773,847.60/x
  3. Step 3: Cross multiply
    30,731,799.60x = 45,998,166.60 × 21,773,847.60
  4. Step 4: Simplify right side
    30,731,799.60x = 1,001,557,069,427,810.25
  5. Step 5: Solve for x
    x = 1,001,557,069,427,810.25/30,731,799.60
  6. Step 6: Final answer
    x = 32,590,251.22

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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.