Home / 31,473,512.82-43,432,429.11-18,064,385.22

Finding the Fourth Proportional to 31,473,512.82, 43,432,429.11 and 18,064,385.22

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Solution

The fourth proportional to 31,473,512.82, 43,432,429.11 and 18,064,385.22 is: 24,928,266.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,473,512.82 : 43,432,429.11 = 18,064,385.22 : x
  2. Step 2: Convert to fraction form
    31,473,512.82/43,432,429.11 = 18,064,385.22/x
  3. Step 3: Cross multiply
    31,473,512.82x = 43,432,429.11 × 18,064,385.22
  4. Step 4: Simplify right side
    31,473,512.82x = 784,580,130,483,381.75
  5. Step 5: Solve for x
    x = 784,580,130,483,381.75/31,473,512.82
  6. Step 6: Final answer
    x = 24,928,266.98

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1.5x scale

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.