Home / 40,143,274.98-55,398,854.64-22,739,614.98

Finding the Fourth Proportional to 40,143,274.98, 55,398,854.64 and 22,739,614.98

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Solution

The fourth proportional to 40,143,274.98, 55,398,854.64 and 22,739,614.98 is: 31,381,311.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,143,274.98 : 55,398,854.64 = 22,739,614.98 : x
  2. Step 2: Convert to fraction form
    40,143,274.98/55,398,854.64 = 22,739,614.98/x
  3. Step 3: Cross multiply
    40,143,274.98x = 55,398,854.64 × 22,739,614.98
  4. Step 4: Simplify right side
    40,143,274.98x = 1,259,748,624,846,586.50
  5. Step 5: Solve for x
    x = 1,259,748,624,846,586.50/40,143,274.98
  6. Step 6: Final answer
    x = 31,381,311.70

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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.