Home / 11,115,502.72-15,342,277.44-6,289,406.08

Finding the Fourth Proportional to 11,115,502.72, 15,342,277.44 and 6,289,406.08

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Solution

The fourth proportional to 11,115,502.72, 15,342,277.44 and 6,289,406.08 is: 8,681,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,115,502.72 : 15,342,277.44 = 6,289,406.08 : x
  2. Step 2: Convert to fraction form
    11,115,502.72/15,342,277.44 = 6,289,406.08/x
  3. Step 3: Cross multiply
    11,115,502.72x = 15,342,277.44 × 6,289,406.08
  4. Step 4: Simplify right side
    11,115,502.72x = 96,493,813,012,182.83
  5. Step 5: Solve for x
    x = 96,493,813,012,182.83/11,115,502.72
  6. Step 6: Final answer
    x = 8,681,012.05

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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.