Home / 11,005,147.32-16,507,704.72-7,217,742.84

Finding the Fourth Proportional to 11,005,147.32, 16,507,704.72 and 7,217,742.84

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Solution

The fourth proportional to 11,005,147.32, 16,507,704.72 and 7,217,742.84 is: 10,826,603.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,005,147.32 : 16,507,704.72 = 7,217,742.84 : x
  2. Step 2: Convert to fraction form
    11,005,147.32/16,507,704.72 = 7,217,742.84/x
  3. Step 3: Cross multiply
    11,005,147.32x = 16,507,704.72 × 7,217,742.84
  4. Step 4: Simplify right side
    11,005,147.32x = 119,148,367,547,614.20
  5. Step 5: Solve for x
    x = 119,148,367,547,614.20/11,005,147.32
  6. Step 6: Final answer
    x = 10,826,603.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.