Home / 7,653,778.08-10,562,960.56-5,716,679.28

Finding the Fourth Proportional to 7,653,778.08, 10,562,960.56 and 5,716,679.28

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Solution

The fourth proportional to 7,653,778.08, 10,562,960.56 and 5,716,679.28 is: 7,889,575.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653,778.08 : 10,562,960.56 = 5,716,679.28 : x
  2. Step 2: Convert to fraction form
    7,653,778.08/10,562,960.56 = 5,716,679.28/x
  3. Step 3: Cross multiply
    7,653,778.08x = 10,562,960.56 × 5,716,679.28
  4. Step 4: Simplify right side
    7,653,778.08x = 60,385,057,768,809.20
  5. Step 5: Solve for x
    x = 60,385,057,768,809.20/7,653,778.08
  6. Step 6: Final answer
    x = 7,889,575.21

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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.