Home / 25,230,745.28-34,818,442.41-13,628,308.74

Finding the Fourth Proportional to 25,230,745.28, 34,818,442.41 and 13,628,308.74

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Solution

The fourth proportional to 25,230,745.28, 34,818,442.41 and 13,628,308.74 is: 18,807,073.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230,745.28 : 34,818,442.41 = 13,628,308.74 : x
  2. Step 2: Convert to fraction form
    25,230,745.28/34,818,442.41 = 13,628,308.74/x
  3. Step 3: Cross multiply
    25,230,745.28x = 34,818,442.41 × 13,628,308.74
  4. Step 4: Simplify right side
    25,230,745.28x = 474,516,483,009,389.62
  5. Step 5: Solve for x
    x = 474,516,483,009,389.62/25,230,745.28
  6. Step 6: Final answer
    x = 18,807,073.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.