Home / 28,703,987.91-43,084,325.43-12,541,095.63

Finding the Fourth Proportional to 28,703,987.91, 43,084,325.43 and 12,541,095.63

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Solution

The fourth proportional to 28,703,987.91, 43,084,325.43 and 12,541,095.63 is: 18,824,027.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,703,987.91 : 43,084,325.43 = 12,541,095.63 : x
  2. Step 2: Convert to fraction form
    28,703,987.91/43,084,325.43 = 12,541,095.63/x
  3. Step 3: Cross multiply
    28,703,987.91x = 43,084,325.43 × 12,541,095.63
  4. Step 4: Simplify right side
    28,703,987.91x = 540,324,645,371,670.88
  5. Step 5: Solve for x
    x = 540,324,645,371,670.88/28,703,987.91
  6. Step 6: Final answer
    x = 18,824,027.07

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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.