Home / 9,709,898.74-13,399,688.67-5,299,665.01

Finding the Fourth Proportional to 9,709,898.74, 13,399,688.67 and 5,299,665.01

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Solution

The fourth proportional to 9,709,898.74, 13,399,688.67 and 5,299,665.01 is: 7,313,553.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,898.74 : 13,399,688.67 = 5,299,665.01 : x
  2. Step 2: Convert to fraction form
    9,709,898.74/13,399,688.67 = 5,299,665.01/x
  3. Step 3: Cross multiply
    9,709,898.74x = 13,399,688.67 × 5,299,665.01
  4. Step 4: Simplify right side
    9,709,898.74x = 71,013,861,189,292.44
  5. Step 5: Solve for x
    x = 71,013,861,189,292.44/9,709,898.74
  6. Step 6: Final answer
    x = 7,313,553.22

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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.