Home / 8,312,449.47-11,473,092.79-4,875,797.67

Finding the Fourth Proportional to 8,312,449.47, 11,473,092.79 and 4,875,797.67

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Solution

The fourth proportional to 8,312,449.47, 11,473,092.79 and 4,875,797.67 is: 6,729,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,312,449.47 : 11,473,092.79 = 4,875,797.67 : x
  2. Step 2: Convert to fraction form
    8,312,449.47/11,473,092.79 = 4,875,797.67/x
  3. Step 3: Cross multiply
    8,312,449.47x = 11,473,092.79 × 4,875,797.67
  4. Step 4: Simplify right side
    8,312,449.47x = 55,940,479,037,962.20
  5. Step 5: Solve for x
    x = 55,940,479,037,962.20/8,312,449.47
  6. Step 6: Final answer
    x = 6,729,722.60

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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.