Home / 8,508,005.70-11,742,040.40-4,837,472.21

Finding the Fourth Proportional to 8,508,005.70, 11,742,040.40 and 4,837,472.21

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Solution

The fourth proportional to 8,508,005.70, 11,742,040.40 and 4,837,472.21 is: 6,676,275.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,508,005.70 : 11,742,040.40 = 4,837,472.21 : x
  2. Step 2: Convert to fraction form
    8,508,005.70/11,742,040.40 = 4,837,472.21/x
  3. Step 3: Cross multiply
    8,508,005.70x = 11,742,040.40 × 4,837,472.21
  4. Step 4: Simplify right side
    8,508,005.70x = 56,801,794,040,799.72
  5. Step 5: Solve for x
    x = 56,801,794,040,799.72/8,508,005.70
  6. Step 6: Final answer
    x = 6,676,275.97

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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.