Home / 26,876,705.80-40,315,058.70-26,428,808.20

Finding the Fourth Proportional to 26,876,705.80, 40,315,058.70 and 26,428,808.20

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Solution

The fourth proportional to 26,876,705.80, 40,315,058.70 and 26,428,808.20 is: 39,643,212.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,876,705.80 : 40,315,058.70 = 26,428,808.20 : x
  2. Step 2: Convert to fraction form
    26,876,705.80/40,315,058.70 = 26,428,808.20/x
  3. Step 3: Cross multiply
    26,876,705.80x = 40,315,058.70 × 26,428,808.20
  4. Step 4: Simplify right side
    26,876,705.80x = 1,065,478,953,954,041.38
  5. Step 5: Solve for x
    x = 1,065,478,953,954,041.38/26,876,705.80
  6. Step 6: Final answer
    x = 39,643,212.30

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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.