Home / 15,469,925.22-21,348,490.86-8,501,051.75

Finding the Fourth Proportional to 15,469,925.22, 21,348,490.86 and 8,501,051.75

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Solution

The fourth proportional to 15,469,925.22, 21,348,490.86 and 8,501,051.75 is: 11,731,448.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,469,925.22 : 21,348,490.86 = 8,501,051.75 : x
  2. Step 2: Convert to fraction form
    15,469,925.22/21,348,490.86 = 8,501,051.75/x
  3. Step 3: Cross multiply
    15,469,925.22x = 21,348,490.86 × 8,501,051.75
  4. Step 4: Simplify right side
    15,469,925.22x = 181,484,625,478,519.53
  5. Step 5: Solve for x
    x = 181,484,625,478,519.53/15,469,925.22
  6. Step 6: Final answer
    x = 11,731,448.14

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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.