Home / 10,305,518.96-14,221,345.56-5,721,722.48

Finding the Fourth Proportional to 10,305,518.96, 14,221,345.56 and 5,721,722.48

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Solution

The fourth proportional to 10,305,518.96, 14,221,345.56 and 5,721,722.48 is: 7,895,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,305,518.96 : 14,221,345.56 = 5,721,722.48 : x
  2. Step 2: Convert to fraction form
    10,305,518.96/14,221,345.56 = 5,721,722.48/x
  3. Step 3: Cross multiply
    10,305,518.96x = 14,221,345.56 × 5,721,722.48
  4. Step 4: Simplify right side
    10,305,518.96x = 81,370,592,586,500.20
  5. Step 5: Solve for x
    x = 81,370,592,586,500.20/10,305,518.96
  6. Step 6: Final answer
    x = 7,895,826.78

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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.