Home / 42,438,799.36-63,682,900.96-17,844,948.32

Finding the Fourth Proportional to 42,438,799.36, 63,682,900.96 and 17,844,948.32

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Solution

The fourth proportional to 42,438,799.36, 63,682,900.96 and 17,844,948.32 is: 26,777,809.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,438,799.36 : 63,682,900.96 = 17,844,948.32 : x
  2. Step 2: Convert to fraction form
    42,438,799.36/63,682,900.96 = 17,844,948.32/x
  3. Step 3: Cross multiply
    42,438,799.36x = 63,682,900.96 × 17,844,948.32
  4. Step 4: Simplify right side
    42,438,799.36x = 1,136,418,076,498,878.50
  5. Step 5: Solve for x
    x = 1,136,418,076,498,878.50/42,438,799.36
  6. Step 6: Final answer
    x = 26,777,809.31

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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.