Home / 9,772,776.72-13,486,513.23-5,422,148.46

Finding the Fourth Proportional to 9,772,776.72, 13,486,513.23 and 5,422,148.46

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Solution

The fourth proportional to 9,772,776.72, 13,486,513.23 and 5,422,148.46 is: 7,482,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772,776.72 : 13,486,513.23 = 5,422,148.46 : x
  2. Step 2: Convert to fraction form
    9,772,776.72/13,486,513.23 = 5,422,148.46/x
  3. Step 3: Cross multiply
    9,772,776.72x = 13,486,513.23 × 5,422,148.46
  4. Step 4: Simplify right side
    9,772,776.72x = 73,125,876,940,814.12
  5. Step 5: Solve for x
    x = 73,125,876,940,814.12/9,772,776.72
  6. Step 6: Final answer
    x = 7,482,610.01

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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.