Home / 38,191,318.24-52,705,133.76-20,788,785.76

Finding the Fourth Proportional to 38,191,318.24, 52,705,133.76 and 20,788,785.76

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Solution

The fourth proportional to 38,191,318.24, 52,705,133.76 and 20,788,785.76 is: 28,689,131.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,191,318.24 : 52,705,133.76 = 20,788,785.76 : x
  2. Step 2: Convert to fraction form
    38,191,318.24/52,705,133.76 = 20,788,785.76/x
  3. Step 3: Cross multiply
    38,191,318.24x = 52,705,133.76 × 20,788,785.76
  4. Step 4: Simplify right side
    38,191,318.24x = 1,095,675,734,188,783.25
  5. Step 5: Solve for x
    x = 1,095,675,734,188,783.25/38,191,318.24
  6. Step 6: Final answer
    x = 28,689,131.06

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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.