Home / 5,111,769.60-7,683,400.80-4,828,334.40

Finding the Fourth Proportional to 5,111,769.60, 7,683,400.80 and 4,828,334.40

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Solution

The fourth proportional to 5,111,769.60, 7,683,400.80 and 4,828,334.40 is: 7,257,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,111,769.60 : 7,683,400.80 = 4,828,334.40 : x
  2. Step 2: Convert to fraction form
    5,111,769.60/7,683,400.80 = 4,828,334.40/x
  3. Step 3: Cross multiply
    5,111,769.60x = 7,683,400.80 × 4,828,334.40
  4. Step 4: Simplify right side
    5,111,769.60x = 37,098,028,391,627.52
  5. Step 5: Solve for x
    x = 37,098,028,391,627.52/5,111,769.60
  6. Step 6: Final answer
    x = 7,257,374.90

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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.