Home / 55,767,118.77-76,960,356.22-30,648,772.31

Finding the Fourth Proportional to 55,767,118.77, 76,960,356.22 and 30,648,772.31

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Solution

The fourth proportional to 55,767,118.77, 76,960,356.22 and 30,648,772.31 is: 42,296,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,767,118.77 : 76,960,356.22 = 30,648,772.31 : x
  2. Step 2: Convert to fraction form
    55,767,118.77/76,960,356.22 = 30,648,772.31/x
  3. Step 3: Cross multiply
    55,767,118.77x = 76,960,356.22 × 30,648,772.31
  4. Step 4: Simplify right side
    55,767,118.77x = 2,358,740,434,207,596.50
  5. Step 5: Solve for x
    x = 2,358,740,434,207,596.50/55,767,118.77
  6. Step 6: Final answer
    x = 42,296,257.83

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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.