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Finding the Fourth Proportional to 53,885,115.80, 80,827,673.70 and 26,604,477.80

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Solution

The fourth proportional to 53,885,115.80, 80,827,673.70 and 26,604,477.80 is: 39,906,716.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,885,115.80 : 80,827,673.70 = 26,604,477.80 : x
  2. Step 2: Convert to fraction form
    53,885,115.80/80,827,673.70 = 26,604,477.80/x
  3. Step 3: Cross multiply
    53,885,115.80x = 80,827,673.70 × 26,604,477.80
  4. Step 4: Simplify right side
    53,885,115.80x = 2,150,378,050,577,294
  5. Step 5: Solve for x
    x = 2,150,378,050,577,294/53,885,115.80
  6. Step 6: Final answer
    x = 39,906,716.70

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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.