Home / 11,001,012.80-15,181,162.40-6,105,949.52

Finding the Fourth Proportional to 11,001,012.80, 15,181,162.40 and 6,105,949.52

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Solution

The fourth proportional to 11,001,012.80, 15,181,162.40 and 6,105,949.52 is: 8,426,079.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001,012.80 : 15,181,162.40 = 6,105,949.52 : x
  2. Step 2: Convert to fraction form
    11,001,012.80/15,181,162.40 = 6,105,949.52/x
  3. Step 3: Cross multiply
    11,001,012.80x = 15,181,162.40 × 6,105,949.52
  4. Step 4: Simplify right side
    11,001,012.80x = 92,695,411,269,322.05
  5. Step 5: Solve for x
    x = 92,695,411,269,322.05/11,001,012.80
  6. Step 6: Final answer
    x = 8,426,079.76

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1.5x scale

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.