Home / 14,514,849.51-20,030,123.67-7,899,156.75

Finding the Fourth Proportional to 14,514,849.51, 20,030,123.67 and 7,899,156.75

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Solution

The fourth proportional to 14,514,849.51, 20,030,123.67 and 7,899,156.75 is: 10,900,635.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,514,849.51 : 20,030,123.67 = 7,899,156.75 : x
  2. Step 2: Convert to fraction form
    14,514,849.51/20,030,123.67 = 7,899,156.75/x
  3. Step 3: Cross multiply
    14,514,849.51x = 20,030,123.67 × 7,899,156.75
  4. Step 4: Simplify right side
    14,514,849.51x = 158,221,086,591,215.28
  5. Step 5: Solve for x
    x = 158,221,086,591,215.28/14,514,849.51
  6. Step 6: Final answer
    x = 10,900,635.69

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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.