Home / 11,113,458.96-15,338,956.32-7,239,066.96

Finding the Fourth Proportional to 11,113,458.96, 15,338,956.32 and 7,239,066.96

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Solution

The fourth proportional to 11,113,458.96, 15,338,956.32 and 7,239,066.96 is: 9,991,464.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113,458.96 : 15,338,956.32 = 7,239,066.96 : x
  2. Step 2: Convert to fraction form
    11,113,458.96/15,338,956.32 = 7,239,066.96/x
  3. Step 3: Cross multiply
    11,113,458.96x = 15,338,956.32 × 7,239,066.96
  4. Step 4: Simplify right side
    11,113,458.96x = 111,039,731,896,995.19
  5. Step 5: Solve for x
    x = 111,039,731,896,995.19/11,113,458.96
  6. Step 6: Final answer
    x = 9,991,464.61

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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.