Home / 25,643,544.80-38,465,317.20-7,692,648.80

Finding the Fourth Proportional to 25,643,544.80, 38,465,317.20 and 7,692,648.80

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Solution

The fourth proportional to 25,643,544.80, 38,465,317.20 and 7,692,648.80 is: 11,538,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,643,544.80 : 38,465,317.20 = 7,692,648.80 : x
  2. Step 2: Convert to fraction form
    25,643,544.80/38,465,317.20 = 7,692,648.80/x
  3. Step 3: Cross multiply
    25,643,544.80x = 38,465,317.20 × 7,692,648.80
  4. Step 4: Simplify right side
    25,643,544.80x = 295,900,176,200,199.38
  5. Step 5: Solve for x
    x = 295,900,176,200,199.38/25,643,544.80
  6. Step 6: Final answer
    x = 11,538,973.20

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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.