Home / 25,643,568.30-38,465,352.45-7,692,672.30

Finding the Fourth Proportional to 25,643,568.30, 38,465,352.45 and 7,692,672.30

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Solution

The fourth proportional to 25,643,568.30, 38,465,352.45 and 7,692,672.30 is: 11,539,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,643,568.30 : 38,465,352.45 = 7,692,672.30 : x
  2. Step 2: Convert to fraction form
    25,643,568.30/38,465,352.45 = 7,692,672.30/x
  3. Step 3: Cross multiply
    25,643,568.30x = 38,465,352.45 × 7,692,672.30
  4. Step 4: Simplify right side
    25,643,568.30x = 295,901,351,301,852.12
  5. Step 5: Solve for x
    x = 295,901,351,301,852.12/25,643,568.30
  6. Step 6: Final answer
    x = 11,539,008.45

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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.