Home / 5,145,225.57-7,100,362.94-2,822,070.51

Finding the Fourth Proportional to 5,145,225.57, 7,100,362.94 and 2,822,070.51

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Solution

The fourth proportional to 5,145,225.57, 7,100,362.94 and 2,822,070.51 is: 3,894,430.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,145,225.57 : 7,100,362.94 = 2,822,070.51 : x
  2. Step 2: Convert to fraction form
    5,145,225.57/7,100,362.94 = 2,822,070.51/x
  3. Step 3: Cross multiply
    5,145,225.57x = 7,100,362.94 × 2,822,070.51
  4. Step 4: Simplify right side
    5,145,225.57x = 20,037,724,849,160.54
  5. Step 5: Solve for x
    x = 20,037,724,849,160.54/5,145,225.57
  6. Step 6: Final answer
    x = 3,894,430.78

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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.