Home / 14,137,459.86-19,511,278.14-8,558,781.30

Finding the Fourth Proportional to 14,137,459.86, 19,511,278.14 and 8,558,781.30

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Solution

The fourth proportional to 14,137,459.86, 19,511,278.14 and 8,558,781.30 is: 11,812,076.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,137,459.86 : 19,511,278.14 = 8,558,781.30 : x
  2. Step 2: Convert to fraction form
    14,137,459.86/19,511,278.14 = 8,558,781.30/x
  3. Step 3: Cross multiply
    14,137,459.86x = 19,511,278.14 × 8,558,781.30
  4. Step 4: Simplify right side
    14,137,459.86x = 166,992,762,483,730.81
  5. Step 5: Solve for x
    x = 166,992,762,483,730.81/14,137,459.86
  6. Step 6: Final answer
    x = 11,812,076.86

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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.