Home / 8,493,389.40-11,722,208.57-5,009,111.15

Finding the Fourth Proportional to 8,493,389.40, 11,722,208.57 and 5,009,111.15

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Solution

The fourth proportional to 8,493,389.40, 11,722,208.57 and 5,009,111.15 is: 6,913,358.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,493,389.40 : 11,722,208.57 = 5,009,111.15 : x
  2. Step 2: Convert to fraction form
    8,493,389.40/11,722,208.57 = 5,009,111.15/x
  3. Step 3: Cross multiply
    8,493,389.40x = 11,722,208.57 × 5,009,111.15
  4. Step 4: Simplify right side
    8,493,389.40x = 58,717,845,650,612.56
  5. Step 5: Solve for x
    x = 58,717,845,650,612.56/8,493,389.40
  6. Step 6: Final answer
    x = 6,913,358.48

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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.