Home / 19,095,993.16-28,643,709.28-4,719,060.56

Finding the Fourth Proportional to 19,095,993.16, 28,643,709.28 and 4,719,060.56

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Solution

The fourth proportional to 19,095,993.16, 28,643,709.28 and 4,719,060.56 is: 7,078,521.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095,993.16 : 28,643,709.28 = 4,719,060.56 : x
  2. Step 2: Convert to fraction form
    19,095,993.16/28,643,709.28 = 4,719,060.56/x
  3. Step 3: Cross multiply
    19,095,993.16x = 28,643,709.28 × 4,719,060.56
  4. Step 4: Simplify right side
    19,095,993.16x = 135,171,398,755,353.98
  5. Step 5: Solve for x
    x = 135,171,398,755,353.98/19,095,993.16
  6. Step 6: Final answer
    x = 7,078,521.53

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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.