Home / 57,486,929.45-79,321,348.71-32,705,669.57

Finding the Fourth Proportional to 57,486,929.45, 79,321,348.71 and 32,705,669.57

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Solution

The fourth proportional to 57,486,929.45, 79,321,348.71 and 32,705,669.57 is: 45,127,785.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,486,929.45 : 79,321,348.71 = 32,705,669.57 : x
  2. Step 2: Convert to fraction form
    57,486,929.45/79,321,348.71 = 32,705,669.57/x
  3. Step 3: Cross multiply
    57,486,929.45x = 79,321,348.71 × 32,705,669.57
  4. Step 4: Simplify right side
    57,486,929.45x = 2,594,257,820,359,399
  5. Step 5: Solve for x
    x = 2,594,257,820,359,399/57,486,929.45
  6. Step 6: Final answer
    x = 45,127,785.49

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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.