Home / 55,292,560.13-76,303,765.80-30,846,274.13

Finding the Fourth Proportional to 55,292,560.13, 76,303,765.80 and 30,846,274.13

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Solution

The fourth proportional to 55,292,560.13, 76,303,765.80 and 30,846,274.13 is: 42,567,876.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,292,560.13 : 76,303,765.80 = 30,846,274.13 : x
  2. Step 2: Convert to fraction form
    55,292,560.13/76,303,765.80 = 30,846,274.13/x
  3. Step 3: Cross multiply
    55,292,560.13x = 76,303,765.80 × 30,846,274.13
  4. Step 4: Simplify right side
    55,292,560.13x = 2,353,686,876,636,600
  5. Step 5: Solve for x
    x = 2,353,686,876,636,600/55,292,560.13
  6. Step 6: Final answer
    x = 42,567,876.61

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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.