Home / 9,514,134.72-13,129,514.88-5,163,221.76

Finding the Fourth Proportional to 9,514,134.72, 13,129,514.88 and 5,163,221.76

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Solution

The fourth proportional to 9,514,134.72, 13,129,514.88 and 5,163,221.76 is: 7,125,250.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,514,134.72 : 13,129,514.88 = 5,163,221.76 : x
  2. Step 2: Convert to fraction form
    9,514,134.72/13,129,514.88 = 5,163,221.76/x
  3. Step 3: Cross multiply
    9,514,134.72x = 13,129,514.88 × 5,163,221.76
  4. Step 4: Simplify right side
    9,514,134.72x = 67,790,596,926,659.79
  5. Step 5: Solve for x
    x = 67,790,596,926,659.79/9,514,134.72
  6. Step 6: Final answer
    x = 7,125,250.89

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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.