Home / 25,657,726.35-35,394,238.38-15,865,040.19

Finding the Fourth Proportional to 25,657,726.35, 35,394,238.38 and 15,865,040.19

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Solution

The fourth proportional to 25,657,726.35, 35,394,238.38 and 15,865,040.19 is: 21,885,454.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,657,726.35 : 35,394,238.38 = 15,865,040.19 : x
  2. Step 2: Convert to fraction form
    25,657,726.35/35,394,238.38 = 15,865,040.19/x
  3. Step 3: Cross multiply
    25,657,726.35x = 35,394,238.38 × 15,865,040.19
  4. Step 4: Simplify right side
    25,657,726.35x = 561,531,014,393,140.50
  5. Step 5: Solve for x
    x = 561,531,014,393,140.50/25,657,726.35
  6. Step 6: Final answer
    x = 21,885,454.96

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1.5x scale

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.