Home / 57,704,718.17-79,630,119.36-31,598,786.21

Finding the Fourth Proportional to 57,704,718.17, 79,630,119.36 and 31,598,786.21

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Solution

The fourth proportional to 57,704,718.17, 79,630,119.36 and 31,598,786.21 is: 43,605,015.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,704,718.17 : 79,630,119.36 = 31,598,786.21 : x
  2. Step 2: Convert to fraction form
    57,704,718.17/79,630,119.36 = 31,598,786.21/x
  3. Step 3: Cross multiply
    57,704,718.17x = 79,630,119.36 × 31,598,786.21
  4. Step 4: Simplify right side
    57,704,718.17x = 2,516,215,117,533,422
  5. Step 5: Solve for x
    x = 2,516,215,117,533,422/57,704,718.17
  6. Step 6: Final answer
    x = 43,605,015.28

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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.