Home / 57,181,333.32-78,910,844.58-31,075,850.52

Finding the Fourth Proportional to 57,181,333.32, 78,910,844.58 and 31,075,850.52

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Solution

The fourth proportional to 57,181,333.32, 78,910,844.58 and 31,075,850.52 is: 42,885,002.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,181,333.32 : 78,910,844.58 = 31,075,850.52 : x
  2. Step 2: Convert to fraction form
    57,181,333.32/78,910,844.58 = 31,075,850.52/x
  3. Step 3: Cross multiply
    57,181,333.32x = 78,910,844.58 × 31,075,850.52
  4. Step 4: Simplify right side
    57,181,333.32x = 2,452,221,610,575,032
  5. Step 5: Solve for x
    x = 2,452,221,610,575,032/57,181,333.32
  6. Step 6: Final answer
    x = 42,885,002.29

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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.