Home / 6,605,145.20-9,907,717.80-6,126,848.30

Finding the Fourth Proportional to 6,605,145.20, 9,907,717.80 and 6,126,848.30

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Solution

The fourth proportional to 6,605,145.20, 9,907,717.80 and 6,126,848.30 is: 9,190,272.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,605,145.20 : 9,907,717.80 = 6,126,848.30 : x
  2. Step 2: Convert to fraction form
    6,605,145.20/9,907,717.80 = 6,126,848.30/x
  3. Step 3: Cross multiply
    6,605,145.20x = 9,907,717.80 × 6,126,848.30
  4. Step 4: Simplify right side
    6,605,145.20x = 60,703,083,959,809.74
  5. Step 5: Solve for x
    x = 60,703,083,959,809.74/6,605,145.20
  6. Step 6: Final answer
    x = 9,190,272.45

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.