Home / 25,643,521.80-38,465,282.70-7,692,625.80

Finding the Fourth Proportional to 25,643,521.80, 38,465,282.70 and 7,692,625.80

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Solution

The fourth proportional to 25,643,521.80, 38,465,282.70 and 7,692,625.80 is: 11,538,938.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,643,521.80 : 38,465,282.70 = 7,692,625.80 : x
  2. Step 2: Convert to fraction form
    25,643,521.80/38,465,282.70 = 7,692,625.80/x
  3. Step 3: Cross multiply
    25,643,521.80x = 38,465,282.70 × 7,692,625.80
  4. Step 4: Simplify right side
    25,643,521.80x = 295,899,026,102,313.69
  5. Step 5: Solve for x
    x = 295,899,026,102,313.69/25,643,521.80
  6. Step 6: Final answer
    x = 11,538,938.70

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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.