Home / 57,303,020.13-85,900,496.69-28,521,947.04

Finding the Fourth Proportional to 57,303,020.13, 85,900,496.69 and 28,521,947.04

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Solution

The fourth proportional to 57,303,020.13, 85,900,496.69 and 28,521,947.04 is: 42,756,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,303,020.13 : 85,900,496.69 = 28,521,947.04 : x
  2. Step 2: Convert to fraction form
    57,303,020.13/85,900,496.69 = 28,521,947.04/x
  3. Step 3: Cross multiply
    57,303,020.13x = 85,900,496.69 × 28,521,947.04
  4. Step 4: Simplify right side
    57,303,020.13x = 2,450,049,416,729,763
  5. Step 5: Solve for x
    x = 2,450,049,416,729,763/57,303,020.13
  6. Step 6: Final answer
    x = 42,756,025.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.