Home / 52,261,448.97-72,124,839.41-31,354,268.43

Finding the Fourth Proportional to 52,261,448.97, 72,124,839.41 and 31,354,268.43

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Solution

The fourth proportional to 52,261,448.97, 72,124,839.41 and 31,354,268.43 is: 43,271,314.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,261,448.97 : 72,124,839.41 = 31,354,268.43 : x
  2. Step 2: Convert to fraction form
    52,261,448.97/72,124,839.41 = 31,354,268.43/x
  3. Step 3: Cross multiply
    52,261,448.97x = 72,124,839.41 × 31,354,268.43
  4. Step 4: Simplify right side
    52,261,448.97x = 2,261,421,575,175,011.50
  5. Step 5: Solve for x
    x = 2,261,421,575,175,011.50/52,261,448.97
  6. Step 6: Final answer
    x = 43,271,314.13

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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.