Home / 13,281,699.60-19,926,048.60-4,761,147.60

Finding the Fourth Proportional to 13,281,699.60, 19,926,048.60 and 4,761,147.60

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Solution

The fourth proportional to 13,281,699.60, 19,926,048.60 and 4,761,147.60 is: 7,142,975.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,281,699.60 : 19,926,048.60 = 4,761,147.60 : x
  2. Step 2: Convert to fraction form
    13,281,699.60/19,926,048.60 = 4,761,147.60/x
  3. Step 3: Cross multiply
    13,281,699.60x = 19,926,048.60 × 4,761,147.60
  4. Step 4: Simplify right side
    13,281,699.60x = 94,870,858,469,373.36
  5. Step 5: Solve for x
    x = 94,870,858,469,373.36/13,281,699.60
  6. Step 6: Final answer
    x = 7,142,975.77

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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.