Home / 14,814,424.31-20,444,699.75-8,287,664.51

Finding the Fourth Proportional to 14,814,424.31, 20,444,699.75 and 8,287,664.51

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Solution

The fourth proportional to 14,814,424.31, 20,444,699.75 and 8,287,664.51 is: 11,437,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,814,424.31 : 20,444,699.75 = 8,287,664.51 : x
  2. Step 2: Convert to fraction form
    14,814,424.31/20,444,699.75 = 8,287,664.51/x
  3. Step 3: Cross multiply
    14,814,424.31x = 20,444,699.75 × 8,287,664.51
  4. Step 4: Simplify right side
    14,814,424.31x = 169,438,812,545,354.31
  5. Step 5: Solve for x
    x = 169,438,812,545,354.31/14,814,424.31
  6. Step 6: Final answer
    x = 11,437,421.33

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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.