Home / 8,407,456.81-11,603,147.56-5,146,426.58

Finding the Fourth Proportional to 8,407,456.81, 11,603,147.56 and 5,146,426.58

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Solution

The fourth proportional to 8,407,456.81, 11,603,147.56 and 5,146,426.58 is: 7,102,593.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,407,456.81 : 11,603,147.56 = 5,146,426.58 : x
  2. Step 2: Convert to fraction form
    8,407,456.81/11,603,147.56 = 5,146,426.58/x
  3. Step 3: Cross multiply
    8,407,456.81x = 11,603,147.56 × 5,146,426.58
  4. Step 4: Simplify right side
    8,407,456.81x = 59,714,746,943,564.34
  5. Step 5: Solve for x
    x = 59,714,746,943,564.34/8,407,456.81
  6. Step 6: Final answer
    x = 7,102,593.37

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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.