Home / 65,759,441.47-90,748,205.75-36,392,799.13

Finding the Fourth Proportional to 65,759,441.47, 90,748,205.75 and 36,392,799.13

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Solution

The fourth proportional to 65,759,441.47, 90,748,205.75 and 36,392,799.13 is: 50,222,160.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,759,441.47 : 90,748,205.75 = 36,392,799.13 : x
  2. Step 2: Convert to fraction form
    65,759,441.47/90,748,205.75 = 36,392,799.13/x
  3. Step 3: Cross multiply
    65,759,441.47x = 90,748,205.75 × 36,392,799.13
  4. Step 4: Simplify right side
    65,759,441.47x = 3,302,581,222,631,956
  5. Step 5: Solve for x
    x = 3,302,581,222,631,956/65,759,441.47
  6. Step 6: Final answer
    x = 50,222,160.48

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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.