Home / 55,666,441-76,853,280.90-36,384,449.32

Finding the Fourth Proportional to 55,666,441, 76,853,280.90 and 36,384,449.32

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Solution

The fourth proportional to 55,666,441, 76,853,280.90 and 36,384,449.32 is: 50,232,496.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,666,441 : 76,853,280.90 = 36,384,449.32 : x
  2. Step 2: Convert to fraction form
    55,666,441/76,853,280.90 = 36,384,449.32/x
  3. Step 3: Cross multiply
    55,666,441x = 76,853,280.90 × 36,384,449.32
  4. Step 4: Simplify right side
    55,666,441x = 2,796,264,303,981,774
  5. Step 5: Solve for x
    x = 2,796,264,303,981,774/55,666,441
  6. Step 6: Final answer
    x = 50,232,496.52

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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.