Home / 9,678,994.08-13,357,181.70-5,268,846.51

Finding the Fourth Proportional to 9,678,994.08, 13,357,181.70 and 5,268,846.51

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Solution

The fourth proportional to 9,678,994.08, 13,357,181.70 and 5,268,846.51 is: 7,271,100.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678,994.08 : 13,357,181.70 = 5,268,846.51 : x
  2. Step 2: Convert to fraction form
    9,678,994.08/13,357,181.70 = 5,268,846.51/x
  3. Step 3: Cross multiply
    9,678,994.08x = 13,357,181.70 × 5,268,846.51
  4. Step 4: Simplify right side
    9,678,994.08x = 70,376,940,183,480.86
  5. Step 5: Solve for x
    x = 70,376,940,183,480.86/9,678,994.08
  6. Step 6: Final answer
    x = 7,271,100.65

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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.