Home / 14,011,447.72-19,335,789.12-7,572,919.72

Finding the Fourth Proportional to 14,011,447.72, 19,335,789.12 and 7,572,919.72

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Solution

The fourth proportional to 14,011,447.72, 19,335,789.12 and 7,572,919.72 is: 10,450,624.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011,447.72 : 19,335,789.12 = 7,572,919.72 : x
  2. Step 2: Convert to fraction form
    14,011,447.72/19,335,789.12 = 7,572,919.72/x
  3. Step 3: Cross multiply
    14,011,447.72x = 19,335,789.12 × 7,572,919.72
  4. Step 4: Simplify right side
    14,011,447.72x = 146,428,378,728,609.44
  5. Step 5: Solve for x
    x = 146,428,378,728,609.44/14,011,447.72
  6. Step 6: Final answer
    x = 10,450,624.49

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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.