Home / 9,709,896.74-13,399,685.91-5,299,663.01

Finding the Fourth Proportional to 9,709,896.74, 13,399,685.91 and 5,299,663.01

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Solution

The fourth proportional to 9,709,896.74, 13,399,685.91 and 5,299,663.01 is: 7,313,550.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,709,896.74 : 13,399,685.91 = 5,299,663.01 : x
  2. Step 2: Convert to fraction form
    9,709,896.74/13,399,685.91 = 5,299,663.01/x
  3. Step 3: Cross multiply
    9,709,896.74x = 13,399,685.91 × 5,299,663.01
  4. Step 4: Simplify right side
    9,709,896.74x = 71,013,819,695,846.77
  5. Step 5: Solve for x
    x = 71,013,819,695,846.77/9,709,896.74
  6. Step 6: Final answer
    x = 7,313,550.46

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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.