Home / 25,029,419.18-34,538,923.91-13,865,156.21

Finding the Fourth Proportional to 25,029,419.18, 34,538,923.91 and 13,865,156.21

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Solution

The fourth proportional to 25,029,419.18, 34,538,923.91 and 13,865,156.21 is: 19,132,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,029,419.18 : 34,538,923.91 = 13,865,156.21 : x
  2. Step 2: Convert to fraction form
    25,029,419.18/34,538,923.91 = 13,865,156.21/x
  3. Step 3: Cross multiply
    25,029,419.18x = 34,538,923.91 × 13,865,156.21
  4. Step 4: Simplify right side
    25,029,419.18x = 478,887,575,458,464.19
  5. Step 5: Solve for x
    x = 478,887,575,458,464.19/25,029,419.18
  6. Step 6: Final answer
    x = 19,132,987.95

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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.