Home / 7,653,629.13-11,480,459.49-7,185,961.05

Finding the Fourth Proportional to 7,653,629.13, 11,480,459.49 and 7,185,961.05

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Solution

The fourth proportional to 7,653,629.13, 11,480,459.49 and 7,185,961.05 is: 10,778,956.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,653,629.13 : 11,480,459.49 = 7,185,961.05 : x
  2. Step 2: Convert to fraction form
    7,653,629.13/11,480,459.49 = 7,185,961.05/x
  3. Step 3: Cross multiply
    7,653,629.13x = 11,480,459.49 × 7,185,961.05
  4. Step 4: Simplify right side
    7,653,629.13x = 82,498,134,731,242.86
  5. Step 5: Solve for x
    x = 82,498,134,731,242.86/7,653,629.13
  6. Step 6: Final answer
    x = 10,778,956.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.