Home / 13,153,073.14-19,747,500.99-7,399,855.36

Finding the Fourth Proportional to 13,153,073.14, 19,747,500.99 and 7,399,855.36

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Solution

The fourth proportional to 13,153,073.14, 19,747,500.99 and 7,399,855.36 is: 11,109,848.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,153,073.14 : 19,747,500.99 = 7,399,855.36 : x
  2. Step 2: Convert to fraction form
    13,153,073.14/19,747,500.99 = 7,399,855.36/x
  3. Step 3: Cross multiply
    13,153,073.14x = 19,747,500.99 × 7,399,855.36
  4. Step 4: Simplify right side
    13,153,073.14x = 146,128,651,047,456.81
  5. Step 5: Solve for x
    x = 146,128,651,047,456.81/13,153,073.14
  6. Step 6: Final answer
    x = 11,109,848.59

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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.