Home / 25,368,686.33-38,067,423.41-13,696,901.28

Finding the Fourth Proportional to 25,368,686.33, 38,067,423.41 and 13,696,901.28

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Solution

The fourth proportional to 25,368,686.33, 38,067,423.41 and 13,696,901.28 is: 20,553,123.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,368,686.33 : 38,067,423.41 = 13,696,901.28 : x
  2. Step 2: Convert to fraction form
    25,368,686.33/38,067,423.41 = 13,696,901.28/x
  3. Step 3: Cross multiply
    25,368,686.33x = 38,067,423.41 × 13,696,901.28
  4. Step 4: Simplify right side
    25,368,686.33x = 521,405,740,464,973.19
  5. Step 5: Solve for x
    x = 521,405,740,464,973.19/25,368,686.33
  6. Step 6: Final answer
    x = 20,553,123.40

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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.