Home / 25,262,842.92-34,862,699.48-13,660,378.71

Finding the Fourth Proportional to 25,262,842.92, 34,862,699.48 and 13,660,378.71

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Solution

The fourth proportional to 25,262,842.92, 34,862,699.48 and 13,660,378.71 is: 18,851,309.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262,842.92 : 34,862,699.48 = 13,660,378.71 : x
  2. Step 2: Convert to fraction form
    25,262,842.92/34,862,699.48 = 13,660,378.71/x
  3. Step 3: Cross multiply
    25,262,842.92x = 34,862,699.48 × 13,660,378.71
  4. Step 4: Simplify right side
    25,262,842.92x = 476,237,677,681,418.25
  5. Step 5: Solve for x
    x = 476,237,677,681,418.25/25,262,842.92
  6. Step 6: Final answer
    x = 18,851,309.77

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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.