Home / 14,159,342.66-21,230,471.45-5,406,192.81

Finding the Fourth Proportional to 14,159,342.66, 21,230,471.45 and 5,406,192.81

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Solution

The fourth proportional to 14,159,342.66, 21,230,471.45 and 5,406,192.81 is: 8,106,027.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,159,342.66 : 21,230,471.45 = 5,406,192.81 : x
  2. Step 2: Convert to fraction form
    14,159,342.66/21,230,471.45 = 5,406,192.81/x
  3. Step 3: Cross multiply
    14,159,342.66x = 21,230,471.45 × 5,406,192.81
  4. Step 4: Simplify right side
    14,159,342.66x = 114,776,022,078,869.30
  5. Step 5: Solve for x
    x = 114,776,022,078,869.30/14,159,342.66
  6. Step 6: Final answer
    x = 8,106,027.58

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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.