Home / 7,808,507.12-10,775,151.48-4,752,383.60

Finding the Fourth Proportional to 7,808,507.12, 10,775,151.48 and 4,752,383.60

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Solution

The fourth proportional to 7,808,507.12, 10,775,151.48 and 4,752,383.60 is: 6,557,931.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808,507.12 : 10,775,151.48 = 4,752,383.60 : x
  2. Step 2: Convert to fraction form
    7,808,507.12/10,775,151.48 = 4,752,383.60/x
  3. Step 3: Cross multiply
    7,808,507.12x = 10,775,151.48 × 4,752,383.60
  4. Step 4: Simplify right side
    7,808,507.12x = 51,207,653,181,067.73
  5. Step 5: Solve for x
    x = 51,207,653,181,067.73/7,808,507.12
  6. Step 6: Final answer
    x = 6,557,931.29

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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.