Home / 42,628,000.80-63,942,001.20-29,862,919.20

Finding the Fourth Proportional to 42,628,000.80, 63,942,001.20 and 29,862,919.20

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Solution

The fourth proportional to 42,628,000.80, 63,942,001.20 and 29,862,919.20 is: 44,794,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,628,000.80 : 63,942,001.20 = 29,862,919.20 : x
  2. Step 2: Convert to fraction form
    42,628,000.80/63,942,001.20 = 29,862,919.20/x
  3. Step 3: Cross multiply
    42,628,000.80x = 63,942,001.20 × 29,862,919.20
  4. Step 4: Simplify right side
    42,628,000.80x = 1,909,494,815,321,903
  5. Step 5: Solve for x
    x = 1,909,494,815,321,903/42,628,000.80
  6. Step 6: Final answer
    x = 44,794,378.80

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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.