Home / 14,508,045.63-20,021,102.73-7,981,535.01

Finding the Fourth Proportional to 14,508,045.63, 20,021,102.73 and 7,981,535.01

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Solution

The fourth proportional to 14,508,045.63, 20,021,102.73 and 7,981,535.01 is: 11,014,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508,045.63 : 20,021,102.73 = 7,981,535.01 : x
  2. Step 2: Convert to fraction form
    14,508,045.63/20,021,102.73 = 7,981,535.01/x
  3. Step 3: Cross multiply
    14,508,045.63x = 20,021,102.73 × 7,981,535.01
  4. Step 4: Simplify right side
    14,508,045.63x = 159,799,132,378,301.56
  5. Step 5: Solve for x
    x = 159,799,132,378,301.56/14,508,045.63
  6. Step 6: Final answer
    x = 11,014,518.18

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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.