Home / 10,877,999.40-16,323,219.90-7,514,620.20

Finding the Fourth Proportional to 10,877,999.40, 16,323,219.90 and 7,514,620.20

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Solution

The fourth proportional to 10,877,999.40, 16,323,219.90 and 7,514,620.20 is: 11,276,227.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877,999.40 : 16,323,219.90 = 7,514,620.20 : x
  2. Step 2: Convert to fraction form
    10,877,999.40/16,323,219.90 = 7,514,620.20/x
  3. Step 3: Cross multiply
    10,877,999.40x = 16,323,219.90 × 7,514,620.20
  4. Step 4: Simplify right side
    10,877,999.40x = 122,662,797,989,581.98
  5. Step 5: Solve for x
    x = 122,662,797,989,581.98/10,877,999.40
  6. Step 6: Final answer
    x = 11,276,227.68

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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.