Home / 56,942,610.92-78,580,392.14-30,836,523.08

Finding the Fourth Proportional to 56,942,610.92, 78,580,392.14 and 30,836,523.08

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Solution

The fourth proportional to 56,942,610.92, 78,580,392.14 and 30,836,523.08 is: 42,554,179.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942,610.92 : 78,580,392.14 = 30,836,523.08 : x
  2. Step 2: Convert to fraction form
    56,942,610.92/78,580,392.14 = 30,836,523.08/x
  3. Step 3: Cross multiply
    56,942,610.92x = 78,580,392.14 × 30,836,523.08
  4. Step 4: Simplify right side
    56,942,610.92x = 2,423,146,075,860,560.50
  5. Step 5: Solve for x
    x = 2,423,146,075,860,560.50/56,942,610.92
  6. Step 6: Final answer
    x = 42,554,179.32

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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.