Home / 21,374,830.80-32,083,241.40-10,604,293.20

Finding the Fourth Proportional to 21,374,830.80, 32,083,241.40 and 10,604,293.20

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Solution

The fourth proportional to 21,374,830.80, 32,083,241.40 and 10,604,293.20 is: 15,916,855.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,374,830.80 : 32,083,241.40 = 10,604,293.20 : x
  2. Step 2: Convert to fraction form
    21,374,830.80/32,083,241.40 = 10,604,293.20/x
  3. Step 3: Cross multiply
    21,374,830.80x = 32,083,241.40 × 10,604,293.20
  4. Step 4: Simplify right side
    21,374,830.80x = 340,220,098,611,978.44
  5. Step 5: Solve for x
    x = 340,220,098,611,978.44/21,374,830.80
  6. Step 6: Final answer
    x = 15,916,855.75

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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.