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Finding the Fourth Proportional to 5,881,409.60, 8,250,769.60 and 5,881,409.60

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Solution

The fourth proportional to 5,881,409.60, 8,250,769.60 and 5,881,409.60 is: 8,250,769.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,881,409.60 : 8,250,769.60 = 5,881,409.60 : x
  2. Step 2: Convert to fraction form
    5,881,409.60/8,250,769.60 = 5,881,409.60/x
  3. Step 3: Cross multiply
    5,881,409.60x = 8,250,769.60 × 5,881,409.60
  4. Step 4: Simplify right side
    5,881,409.60x = 48,526,155,532,828.16
  5. Step 5: Solve for x
    x = 48,526,155,532,828.16/5,881,409.60
  6. Step 6: Final answer
    x = 8,250,769.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.