Home / 14,210,447.20-21,311,005.20-5,233,832.80

Finding the Fourth Proportional to 14,210,447.20, 21,311,005.20 and 5,233,832.80

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Solution

The fourth proportional to 14,210,447.20, 21,311,005.20 and 5,233,832.80 is: 7,849,030.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210,447.20 : 21,311,005.20 = 5,233,832.80 : x
  2. Step 2: Convert to fraction form
    14,210,447.20/21,311,005.20 = 5,233,832.80/x
  3. Step 3: Cross multiply
    14,210,447.20x = 21,311,005.20 × 5,233,832.80
  4. Step 4: Simplify right side
    14,210,447.20x = 111,538,238,016,730.55
  5. Step 5: Solve for x
    x = 111,538,238,016,730.55/14,210,447.20
  6. Step 6: Final answer
    x = 7,849,030.82

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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.