Home / 9,678,993.08-13,357,180.32-5,268,845.51

Finding the Fourth Proportional to 9,678,993.08, 13,357,180.32 and 5,268,845.51

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Solution

The fourth proportional to 9,678,993.08, 13,357,180.32 and 5,268,845.51 is: 7,271,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678,993.08 : 13,357,180.32 = 5,268,845.51 : x
  2. Step 2: Convert to fraction form
    9,678,993.08/13,357,180.32 = 5,268,845.51/x
  3. Step 3: Cross multiply
    9,678,993.08x = 13,357,180.32 × 5,268,845.51
  4. Step 4: Simplify right side
    9,678,993.08x = 70,376,919,588,685.31
  5. Step 5: Solve for x
    x = 70,376,919,588,685.31/9,678,993.08
  6. Step 6: Final answer
    x = 7,271,099.28

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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.