Home / 28,571,434.30-42,858,040.24-13,594,710.68

Finding the Fourth Proportional to 28,571,434.30, 42,858,040.24 and 13,594,710.68

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Solution

The fourth proportional to 28,571,434.30, 42,858,040.24 and 13,594,710.68 is: 20,392,488.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,571,434.30 : 42,858,040.24 = 13,594,710.68 : x
  2. Step 2: Convert to fraction form
    28,571,434.30/42,858,040.24 = 13,594,710.68/x
  3. Step 3: Cross multiply
    28,571,434.30x = 42,858,040.24 × 13,594,710.68
  4. Step 4: Simplify right side
    28,571,434.30x = 582,642,657,374,597.75
  5. Step 5: Solve for x
    x = 582,642,657,374,597.75/28,571,434.30
  6. Step 6: Final answer
    x = 20,392,488.92

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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.