Home / 75,509,476.07-104,144,037.46-49,056,355.13

Finding the Fourth Proportional to 75,509,476.07, 104,144,037.46 and 49,056,355.13

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Solution

The fourth proportional to 75,509,476.07, 104,144,037.46 and 49,056,355.13 is: 67,659,413.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,509,476.07 : 104,144,037.46 = 49,056,355.13 : x
  2. Step 2: Convert to fraction form
    75,509,476.07/104,144,037.46 = 49,056,355.13/x
  3. Step 3: Cross multiply
    75,509,476.07x = 104,144,037.46 × 49,056,355.13
  4. Step 4: Simplify right side
    75,509,476.07x = 5,108,926,885,666,422
  5. Step 5: Solve for x
    x = 5,108,926,885,666,422/75,509,476.07
  6. Step 6: Final answer
    x = 67,659,413.78

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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.