Home / 43,720,659.36-65,580,850.80-11,807,955.36

Finding the Fourth Proportional to 43,720,659.36, 65,580,850.80 and 11,807,955.36

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Solution

The fourth proportional to 43,720,659.36, 65,580,850.80 and 11,807,955.36 is: 17,711,895.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,720,659.36 : 65,580,850.80 = 11,807,955.36 : x
  2. Step 2: Convert to fraction form
    43,720,659.36/65,580,850.80 = 11,807,955.36/x
  3. Step 3: Cross multiply
    43,720,659.36x = 65,580,850.80 × 11,807,955.36
  4. Step 4: Simplify right side
    43,720,659.36x = 774,375,758,717,220.25
  5. Step 5: Solve for x
    x = 774,375,758,717,220.25/43,720,659.36
  6. Step 6: Final answer
    x = 17,711,895.70

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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.