Home / 25,709,301.78-38,563,506.01-10,356,198.95

Finding the Fourth Proportional to 25,709,301.78, 38,563,506.01 and 10,356,198.95

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Solution

The fourth proportional to 25,709,301.78, 38,563,506.01 and 10,356,198.95 is: 15,534,118.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,709,301.78 : 38,563,506.01 = 10,356,198.95 : x
  2. Step 2: Convert to fraction form
    25,709,301.78/38,563,506.01 = 10,356,198.95/x
  3. Step 3: Cross multiply
    25,709,301.78x = 38,563,506.01 × 10,356,198.95
  4. Step 4: Simplify right side
    25,709,301.78x = 399,371,340,397,299.69
  5. Step 5: Solve for x
    x = 399,371,340,397,299.69/25,709,301.78
  6. Step 6: Final answer
    x = 15,534,118.50

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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.