Home / 60,691,371.80-91,037,057.70-40,284,037.40

Finding the Fourth Proportional to 60,691,371.80, 91,037,057.70 and 40,284,037.40

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Solution

The fourth proportional to 60,691,371.80, 91,037,057.70 and 40,284,037.40 is: 60,426,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,691,371.80 : 91,037,057.70 = 40,284,037.40 : x
  2. Step 2: Convert to fraction form
    60,691,371.80/91,037,057.70 = 40,284,037.40/x
  3. Step 3: Cross multiply
    60,691,371.80x = 91,037,057.70 × 40,284,037.40
  4. Step 4: Simplify right side
    60,691,371.80x = 3,667,340,237,172,758
  5. Step 5: Solve for x
    x = 3,667,340,237,172,758/60,691,371.80
  6. Step 6: Final answer
    x = 60,426,056.10

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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.