Home / 31,030,244.60-42,801,218.39-19,407,629.93

Finding the Fourth Proportional to 31,030,244.60, 42,801,218.39 and 19,407,629.93

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Solution

The fourth proportional to 31,030,244.60, 42,801,218.39 and 19,407,629.93 is: 26,769,695.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030,244.60 : 42,801,218.39 = 19,407,629.93 : x
  2. Step 2: Convert to fraction form
    31,030,244.60/42,801,218.39 = 19,407,629.93/x
  3. Step 3: Cross multiply
    31,030,244.60x = 42,801,218.39 × 19,407,629.93
  4. Step 4: Simplify right side
    31,030,244.60x = 830,670,206,969,192.25
  5. Step 5: Solve for x
    x = 830,670,206,969,192.25/31,030,244.60
  6. Step 6: Final answer
    x = 26,769,695.75

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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.