Home / 7,819,257.92-10,784,178.42-5,503,815.40

Finding the Fourth Proportional to 7,819,257.92, 10,784,178.42 and 5,503,815.40

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Solution

The fourth proportional to 7,819,257.92, 10,784,178.42 and 5,503,815.40 is: 7,590,762.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,819,257.92 : 10,784,178.42 = 5,503,815.40 : x
  2. Step 2: Convert to fraction form
    7,819,257.92/10,784,178.42 = 5,503,815.40/x
  3. Step 3: Cross multiply
    7,819,257.92x = 10,784,178.42 × 5,503,815.40
  4. Step 4: Simplify right side
    7,819,257.92x = 59,354,127,264,343.67
  5. Step 5: Solve for x
    x = 59,354,127,264,343.67/7,819,257.92
  6. Step 6: Final answer
    x = 7,590,762.18

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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.