Home / 55,639,249.11-76,693,479.48-43,859,322.32

Finding the Fourth Proportional to 55,639,249.11, 76,693,479.48 and 43,859,322.32

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Solution

The fourth proportional to 55,639,249.11, 76,693,479.48 and 43,859,322.32 is: 60,455,956.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,639,249.11 : 76,693,479.48 = 43,859,322.32 : x
  2. Step 2: Convert to fraction form
    55,639,249.11/76,693,479.48 = 43,859,322.32/x
  3. Step 3: Cross multiply
    55,639,249.11x = 76,693,479.48 × 43,859,322.32
  4. Step 4: Simplify right side
    55,639,249.11x = 3,363,724,035,972,158.50
  5. Step 5: Solve for x
    x = 3,363,724,035,972,158.50/55,639,249.11
  6. Step 6: Final answer
    x = 60,455,956.72

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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.