Home / 31,350,026.22-43,263,570.86-17,221,808.31

Finding the Fourth Proportional to 31,350,026.22, 43,263,570.86 and 17,221,808.31

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Solution

The fourth proportional to 31,350,026.22, 43,263,570.86 and 17,221,808.31 is: 23,766,389.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,350,026.22 : 43,263,570.86 = 17,221,808.31 : x
  2. Step 2: Convert to fraction form
    31,350,026.22/43,263,570.86 = 17,221,808.31/x
  3. Step 3: Cross multiply
    31,350,026.22x = 43,263,570.86 × 17,221,808.31
  4. Step 4: Simplify right side
    31,350,026.22x = 745,076,924,157,021.75
  5. Step 5: Solve for x
    x = 745,076,924,157,021.75/31,350,026.22
  6. Step 6: Final answer
    x = 23,766,389.19

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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.