Home / 19,095,998.55-28,643,717.34-4,719,065.96

Finding the Fourth Proportional to 19,095,998.55, 28,643,717.34 and 4,719,065.96

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Solution

The fourth proportional to 19,095,998.55, 28,643,717.34 and 4,719,065.96 is: 7,078,529.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,095,998.55 : 28,643,717.34 = 4,719,065.96 : x
  2. Step 2: Convert to fraction form
    19,095,998.55/28,643,717.34 = 4,719,065.96/x
  3. Step 3: Cross multiply
    19,095,998.55x = 28,643,717.34 × 4,719,065.96
  4. Step 4: Simplify right side
    19,095,998.55x = 135,171,591,323,837.16
  5. Step 5: Solve for x
    x = 135,171,591,323,837.16/19,095,998.55
  6. Step 6: Final answer
    x = 7,078,529.62

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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.