Home / 36,771,413.40-50,742,913.46-21,079,187.82

Finding the Fourth Proportional to 36,771,413.40, 50,742,913.46 and 21,079,187.82

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Solution

The fourth proportional to 36,771,413.40, 50,742,913.46 and 21,079,187.82 is: 29,088,340.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771,413.40 : 50,742,913.46 = 21,079,187.82 : x
  2. Step 2: Convert to fraction form
    36,771,413.40/50,742,913.46 = 21,079,187.82/x
  3. Step 3: Cross multiply
    36,771,413.40x = 50,742,913.46 × 21,079,187.82
  4. Step 4: Simplify right side
    36,771,413.40x = 1,069,619,403,251,950.12
  5. Step 5: Solve for x
    x = 1,069,619,403,251,950.12/36,771,413.40
  6. Step 6: Final answer
    x = 29,088,340.76

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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.