Home / 10,788,901.60-16,162,357.20-5,987,999.20

Finding the Fourth Proportional to 10,788,901.60, 16,162,357.20 and 5,987,999.20

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Solution

The fourth proportional to 10,788,901.60, 16,162,357.20 and 5,987,999.20 is: 8,970,346.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,788,901.60 : 16,162,357.20 = 5,987,999.20 : x
  2. Step 2: Convert to fraction form
    10,788,901.60/16,162,357.20 = 5,987,999.20/x
  3. Step 3: Cross multiply
    10,788,901.60x = 16,162,357.20 × 5,987,999.20
  4. Step 4: Simplify right side
    10,788,901.60x = 96,780,181,983,714.23
  5. Step 5: Solve for x
    x = 96,780,181,983,714.23/10,788,901.60
  6. Step 6: Final answer
    x = 8,970,346.15

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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.