Home / 14,111,144.76-21,159,869.94-8,276,924.28

Finding the Fourth Proportional to 14,111,144.76, 21,159,869.94 and 8,276,924.28

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Solution

The fourth proportional to 14,111,144.76, 21,159,869.94 and 8,276,924.28 is: 12,411,370.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111,144.76 : 21,159,869.94 = 8,276,924.28 : x
  2. Step 2: Convert to fraction form
    14,111,144.76/21,159,869.94 = 8,276,924.28/x
  3. Step 3: Cross multiply
    14,111,144.76x = 21,159,869.94 × 8,276,924.28
  4. Step 4: Simplify right side
    14,111,144.76x = 175,138,641,268,028.16
  5. Step 5: Solve for x
    x = 175,138,641,268,028.16/14,111,144.76
  6. Step 6: Final answer
    x = 12,411,370.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.