Home / 65,759,439.47-90,748,202.99-36,392,797.13

Finding the Fourth Proportional to 65,759,439.47, 90,748,202.99 and 36,392,797.13

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Solution

The fourth proportional to 65,759,439.47, 90,748,202.99 and 36,392,797.13 is: 50,222,157.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,759,439.47 : 90,748,202.99 = 36,392,797.13 : x
  2. Step 2: Convert to fraction form
    65,759,439.47/90,748,202.99 = 36,392,797.13/x
  3. Step 3: Cross multiply
    65,759,439.47x = 90,748,202.99 × 36,392,797.13
  4. Step 4: Simplify right side
    65,759,439.47x = 3,302,580,940,691,424.50
  5. Step 5: Solve for x
    x = 3,302,580,940,691,424.50/65,759,439.47
  6. Step 6: Final answer
    x = 50,222,157.72

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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.