Home / 10,894,802.22-16,320,943.22-8,487,374.50

Finding the Fourth Proportional to 10,894,802.22, 16,320,943.22 and 8,487,374.50

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Solution

The fourth proportional to 10,894,802.22, 16,320,943.22 and 8,487,374.50 is: 12,714,499.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894,802.22 : 16,320,943.22 = 8,487,374.50 : x
  2. Step 2: Convert to fraction form
    10,894,802.22/16,320,943.22 = 8,487,374.50/x
  3. Step 3: Cross multiply
    10,894,802.22x = 16,320,943.22 × 8,487,374.50
  4. Step 4: Simplify right side
    10,894,802.22x = 138,521,957,301,375.89
  5. Step 5: Solve for x
    x = 138,521,957,301,375.89/10,894,802.22
  6. Step 6: Final answer
    x = 12,714,499.49

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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.