Home / 57,490,875.34-79,337,004.36-31,385,393.17

Finding the Fourth Proportional to 57,490,875.34, 79,337,004.36 and 31,385,393.17

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Solution

The fourth proportional to 57,490,875.34, 79,337,004.36 and 31,385,393.17 is: 43,311,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,490,875.34 : 79,337,004.36 = 31,385,393.17 : x
  2. Step 2: Convert to fraction form
    57,490,875.34/79,337,004.36 = 31,385,393.17/x
  3. Step 3: Cross multiply
    57,490,875.34x = 79,337,004.36 × 31,385,393.17
  4. Step 4: Simplify right side
    57,490,875.34x = 2,490,023,074,768,604.50
  5. Step 5: Solve for x
    x = 2,490,023,074,768,604.50/57,490,875.34
  6. Step 6: Final answer
    x = 43,311,622.24

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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.