Home / 56,942,581.10-78,580,351.17-30,836,493.32

Finding the Fourth Proportional to 56,942,581.10, 78,580,351.17 and 30,836,493.32

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Solution

The fourth proportional to 56,942,581.10, 78,580,351.17 and 30,836,493.32 is: 42,554,138.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,942,581.10 : 78,580,351.17 = 30,836,493.32 : x
  2. Step 2: Convert to fraction form
    56,942,581.10/78,580,351.17 = 30,836,493.32/x
  3. Step 3: Cross multiply
    56,942,581.10x = 78,580,351.17 × 30,836,493.32
  4. Step 4: Simplify right side
    56,942,581.10x = 2,423,142,473,544,057.50
  5. Step 5: Solve for x
    x = 2,423,142,473,544,057.50/56,942,581.10
  6. Step 6: Final answer
    x = 42,554,138.34

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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.