Home / 31,126,428.80-46,689,643.20-29,236,860.80

Finding the Fourth Proportional to 31,126,428.80, 46,689,643.20 and 29,236,860.80

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Solution

The fourth proportional to 31,126,428.80, 46,689,643.20 and 29,236,860.80 is: 43,855,291.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,126,428.80 : 46,689,643.20 = 29,236,860.80 : x
  2. Step 2: Convert to fraction form
    31,126,428.80/46,689,643.20 = 29,236,860.80/x
  3. Step 3: Cross multiply
    31,126,428.80x = 46,689,643.20 × 29,236,860.80
  4. Step 4: Simplify right side
    31,126,428.80x = 1,365,058,599,040,066.75
  5. Step 5: Solve for x
    x = 1,365,058,599,040,066.75/31,126,428.80
  6. Step 6: Final answer
    x = 43,855,291.20

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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.