Home / 12,681,884.50-19,011,629.19-9,703,365.46

Finding the Fourth Proportional to 12,681,884.50, 19,011,629.19 and 9,703,365.46

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Solution

The fourth proportional to 12,681,884.50, 19,011,629.19 and 9,703,365.46 is: 14,546,480.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,681,884.50 : 19,011,629.19 = 9,703,365.46 : x
  2. Step 2: Convert to fraction form
    12,681,884.50/19,011,629.19 = 9,703,365.46/x
  3. Step 3: Cross multiply
    12,681,884.50x = 19,011,629.19 × 9,703,365.46
  4. Step 4: Simplify right side
    12,681,884.50x = 184,476,786,020,573.81
  5. Step 5: Solve for x
    x = 184,476,786,020,573.81/12,681,884.50
  6. Step 6: Final answer
    x = 14,546,480.53

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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.