Home / 52,188,632.41-72,016,112.66-30,163,558.39

Finding the Fourth Proportional to 52,188,632.41, 72,016,112.66 and 30,163,558.39

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Solution

The fourth proportional to 52,188,632.41, 72,016,112.66 and 30,163,558.39 is: 41,623,283.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,188,632.41 : 72,016,112.66 = 30,163,558.39 : x
  2. Step 2: Convert to fraction form
    52,188,632.41/72,016,112.66 = 30,163,558.39/x
  3. Step 3: Cross multiply
    52,188,632.41x = 72,016,112.66 × 30,163,558.39
  4. Step 4: Simplify right side
    52,188,632.41x = 2,172,262,219,240,728.25
  5. Step 5: Solve for x
    x = 2,172,262,219,240,728.25/52,188,632.41
  6. Step 6: Final answer
    x = 41,623,283.06

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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.