Home / 26,135,805.81-36,104,294.02-20,943,307.39

Finding the Fourth Proportional to 26,135,805.81, 36,104,294.02 and 20,943,307.39

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Solution

The fourth proportional to 26,135,805.81, 36,104,294.02 and 20,943,307.39 is: 28,931,318.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,135,805.81 : 36,104,294.02 = 20,943,307.39 : x
  2. Step 2: Convert to fraction form
    26,135,805.81/36,104,294.02 = 20,943,307.39/x
  3. Step 3: Cross multiply
    26,135,805.81x = 36,104,294.02 × 20,943,307.39
  4. Step 4: Simplify right side
    26,135,805.81x = 756,143,327,658,664.12
  5. Step 5: Solve for x
    x = 756,143,327,658,664.12/26,135,805.81
  6. Step 6: Final answer
    x = 28,931,318.71

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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.