Home / 66,430,143.73-91,673,655.83-37,061,482.37

Finding the Fourth Proportional to 66,430,143.73, 91,673,655.83 and 37,061,482.37

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Solution

The fourth proportional to 66,430,143.73, 91,673,655.83 and 37,061,482.37 is: 51,144,877.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,430,143.73 : 91,673,655.83 = 37,061,482.37 : x
  2. Step 2: Convert to fraction form
    66,430,143.73/91,673,655.83 = 37,061,482.37/x
  3. Step 3: Cross multiply
    66,430,143.73x = 91,673,655.83 × 37,061,482.37
  4. Step 4: Simplify right side
    66,430,143.73x = 3,397,561,578,832,298
  5. Step 5: Solve for x
    x = 3,397,561,578,832,298/66,430,143.73
  6. Step 6: Final answer
    x = 51,144,877.73

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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.