Home / 9,306,164.48-12,842,322.82-5,176,106.78

Finding the Fourth Proportional to 9,306,164.48, 12,842,322.82 and 5,176,106.78

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Solution

The fourth proportional to 9,306,164.48, 12,842,322.82 and 5,176,106.78 is: 7,142,924.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306,164.48 : 12,842,322.82 = 5,176,106.78 : x
  2. Step 2: Convert to fraction form
    9,306,164.48/12,842,322.82 = 5,176,106.78/x
  3. Step 3: Cross multiply
    9,306,164.48x = 12,842,322.82 × 5,176,106.78
  4. Step 4: Simplify right side
    9,306,164.48x = 66,473,234,142,398.84
  5. Step 5: Solve for x
    x = 66,473,234,142,398.84/9,306,164.48
  6. Step 6: Final answer
    x = 7,142,924.92

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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.