Home / 31,577,274.16-43,577,487.48-19,183,150.96

Finding the Fourth Proportional to 31,577,274.16, 43,577,487.48 and 19,183,150.96

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Solution

The fourth proportional to 31,577,274.16, 43,577,487.48 and 19,183,150.96 is: 26,473,264.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,577,274.16 : 43,577,487.48 = 19,183,150.96 : x
  2. Step 2: Convert to fraction form
    31,577,274.16/43,577,487.48 = 19,183,150.96/x
  3. Step 3: Cross multiply
    31,577,274.16x = 43,577,487.48 × 19,183,150.96
  4. Step 4: Simplify right side
    31,577,274.16x = 835,953,520,786,350
  5. Step 5: Solve for x
    x = 835,953,520,786,350/31,577,274.16
  6. Step 6: Final answer
    x = 26,473,264.18

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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.