Home / 9,997,387.17-13,796,390.93-5,413,707.33

Finding the Fourth Proportional to 9,997,387.17, 13,796,390.93 and 5,413,707.33

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Solution

The fourth proportional to 9,997,387.17, 13,796,390.93 and 5,413,707.33 is: 7,470,914.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997,387.17 : 13,796,390.93 = 5,413,707.33 : x
  2. Step 2: Convert to fraction form
    9,997,387.17/13,796,390.93 = 5,413,707.33/x
  3. Step 3: Cross multiply
    9,997,387.17x = 13,796,390.93 × 5,413,707.33
  4. Step 4: Simplify right side
    9,997,387.17x = 74,689,622,678,217.98
  5. Step 5: Solve for x
    x = 74,689,622,678,217.98/9,997,387.17
  6. Step 6: Final answer
    x = 7,470,914.29

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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.