Home / 56,836,907.31-85,242,320.91-15,899,244.33

Finding the Fourth Proportional to 56,836,907.31, 85,242,320.91 and 15,899,244.33

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Solution

The fourth proportional to 56,836,907.31, 85,242,320.91 and 15,899,244.33 is: 23,845,218.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,836,907.31 : 85,242,320.91 = 15,899,244.33 : x
  2. Step 2: Convert to fraction form
    56,836,907.31/85,242,320.91 = 15,899,244.33/x
  3. Step 3: Cross multiply
    56,836,907.31x = 85,242,320.91 × 15,899,244.33
  4. Step 4: Simplify right side
    56,836,907.31x = 1,355,288,487,404,358
  5. Step 5: Solve for x
    x = 1,355,288,487,404,358/56,836,907.31
  6. Step 6: Final answer
    x = 23,845,218.74

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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.