Home / 43,908,489.12-65,871,566.64-15,155,738.40

Finding the Fourth Proportional to 43,908,489.12, 65,871,566.64 and 15,155,738.40

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Solution

The fourth proportional to 43,908,489.12, 65,871,566.64 and 15,155,738.40 is: 22,736,656.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,908,489.12 : 65,871,566.64 = 15,155,738.40 : x
  2. Step 2: Convert to fraction form
    43,908,489.12/65,871,566.64 = 15,155,738.40/x
  3. Step 3: Cross multiply
    43,908,489.12x = 65,871,566.64 × 15,155,738.40
  4. Step 4: Simplify right side
    43,908,489.12x = 998,332,231,994,007
  5. Step 5: Solve for x
    x = 998,332,231,994,007/43,908,489.12
  6. Step 6: Final answer
    x = 22,736,656.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.