Home / 36,976,328.48-51,027,159.12-20,678,869.28

Finding the Fourth Proportional to 36,976,328.48, 51,027,159.12 and 20,678,869.28

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Solution

The fourth proportional to 36,976,328.48, 51,027,159.12 and 20,678,869.28 is: 28,536,742.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,976,328.48 : 51,027,159.12 = 20,678,869.28 : x
  2. Step 2: Convert to fraction form
    36,976,328.48/51,027,159.12 = 20,678,869.28/x
  3. Step 3: Cross multiply
    36,976,328.48x = 51,027,159.12 × 20,678,869.28
  4. Step 4: Simplify right side
    36,976,328.48x = 1,055,183,953,172,239.88
  5. Step 5: Solve for x
    x = 1,055,183,953,172,239.88/36,976,328.48
  6. Step 6: Final answer
    x = 28,536,742.20

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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.