Home / 42,069,799.44-57,635,356.61-40,496,588.28

Finding the Fourth Proportional to 42,069,799.44, 57,635,356.61 and 40,496,588.28

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Solution

The fourth proportional to 42,069,799.44, 57,635,356.61 and 40,496,588.28 is: 55,480,067.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,069,799.44 : 57,635,356.61 = 40,496,588.28 : x
  2. Step 2: Convert to fraction form
    42,069,799.44/57,635,356.61 = 40,496,588.28/x
  3. Step 3: Cross multiply
    42,069,799.44x = 57,635,356.61 × 40,496,588.28
  4. Step 4: Simplify right side
    42,069,799.44x = 2,334,035,307,107,388
  5. Step 5: Solve for x
    x = 2,334,035,307,107,388/42,069,799.44
  6. Step 6: Final answer
    x = 55,480,067.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.