Home / 52,349,701.41-72,223,888.42-30,311,171.19

Finding the Fourth Proportional to 52,349,701.41, 72,223,888.42 and 30,311,171.19

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Solution

The fourth proportional to 52,349,701.41, 72,223,888.42 and 30,311,171.19 is: 41,818,588.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,349,701.41 : 72,223,888.42 = 30,311,171.19 : x
  2. Step 2: Convert to fraction form
    52,349,701.41/72,223,888.42 = 30,311,171.19/x
  3. Step 3: Cross multiply
    52,349,701.41x = 72,223,888.42 × 30,311,171.19
  4. Step 4: Simplify right side
    52,349,701.41x = 2,189,190,645,906,078.75
  5. Step 5: Solve for x
    x = 2,189,190,645,906,078.75/52,349,701.41
  6. Step 6: Final answer
    x = 41,818,588.97

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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.