Home / 28,046,764.80-42,070,147.20-23,259,859.20

Finding the Fourth Proportional to 28,046,764.80, 42,070,147.20 and 23,259,859.20

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Solution

The fourth proportional to 28,046,764.80, 42,070,147.20 and 23,259,859.20 is: 34,889,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,046,764.80 : 42,070,147.20 = 23,259,859.20 : x
  2. Step 2: Convert to fraction form
    28,046,764.80/42,070,147.20 = 23,259,859.20/x
  3. Step 3: Cross multiply
    28,046,764.80x = 42,070,147.20 × 23,259,859.20
  4. Step 4: Simplify right side
    28,046,764.80x = 978,545,700,395,274.25
  5. Step 5: Solve for x
    x = 978,545,700,395,274.25/28,046,764.80
  6. Step 6: Final answer
    x = 34,889,788.80

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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.