Home / 65,691,444.53-90,650,298.38-36,320,471.93

Finding the Fourth Proportional to 65,691,444.53, 90,650,298.38 and 36,320,471.93

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Solution

The fourth proportional to 65,691,444.53, 90,650,298.38 and 36,320,471.93 is: 50,120,097.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,691,444.53 : 90,650,298.38 = 36,320,471.93 : x
  2. Step 2: Convert to fraction form
    65,691,444.53/90,650,298.38 = 36,320,471.93/x
  3. Step 3: Cross multiply
    65,691,444.53x = 90,650,298.38 × 36,320,471.93
  4. Step 4: Simplify right side
    65,691,444.53x = 3,292,461,617,122,060.50
  5. Step 5: Solve for x
    x = 3,292,461,617,122,060.50/65,691,444.53
  6. Step 6: Final answer
    x = 50,120,097.69

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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.