Home / 31,495,274.44-47,261,512.02-13,298,291.68

Finding the Fourth Proportional to 31,495,274.44, 47,261,512.02 and 13,298,291.68

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Solution

The fourth proportional to 31,495,274.44, 47,261,512.02 and 13,298,291.68 is: 19,955,291.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,495,274.44 : 47,261,512.02 = 13,298,291.68 : x
  2. Step 2: Convert to fraction form
    31,495,274.44/47,261,512.02 = 13,298,291.68/x
  3. Step 3: Cross multiply
    31,495,274.44x = 47,261,512.02 × 13,298,291.68
  4. Step 4: Simplify right side
    31,495,274.44x = 628,497,372,079,786
  5. Step 5: Solve for x
    x = 628,497,372,079,786/31,495,274.44
  6. Step 6: Final answer
    x = 19,955,291.17

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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.