Home / 55,807,691.88-77,018,928.12-33,481,513.92

Finding the Fourth Proportional to 55,807,691.88, 77,018,928.12 and 33,481,513.92

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Solution

The fourth proportional to 55,807,691.88, 77,018,928.12 and 33,481,513.92 is: 46,207,076.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,807,691.88 : 77,018,928.12 = 33,481,513.92 : x
  2. Step 2: Convert to fraction form
    55,807,691.88/77,018,928.12 = 33,481,513.92/x
  3. Step 3: Cross multiply
    55,807,691.88x = 77,018,928.12 × 33,481,513.92
  4. Step 4: Simplify right side
    55,807,691.88x = 2,578,710,313,953,259.50
  5. Step 5: Solve for x
    x = 2,578,710,313,953,259.50/55,807,691.88
  6. Step 6: Final answer
    x = 46,207,076.97

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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.