Home / 31,954,472.58-47,911,738.43-13,500,931.46

Finding the Fourth Proportional to 31,954,472.58, 47,911,738.43 and 13,500,931.46

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Solution

The fourth proportional to 31,954,472.58, 47,911,738.43 and 13,500,931.46 is: 20,242,959.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,954,472.58 : 47,911,738.43 = 13,500,931.46 : x
  2. Step 2: Convert to fraction form
    31,954,472.58/47,911,738.43 = 13,500,931.46/x
  3. Step 3: Cross multiply
    31,954,472.58x = 47,911,738.43 × 13,500,931.46
  4. Step 4: Simplify right side
    31,954,472.58x = 646,853,096,672,878
  5. Step 5: Solve for x
    x = 646,853,096,672,878/31,954,472.58
  6. Step 6: Final answer
    x = 20,242,959.57

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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.