Home / 30,404,805.20-45,543,617.40-14,244,549.20

Finding the Fourth Proportional to 30,404,805.20, 45,543,617.40 and 14,244,549.20

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Solution

The fourth proportional to 30,404,805.20, 45,543,617.40 and 14,244,549.20 is: 21,337,031.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,404,805.20 : 45,543,617.40 = 14,244,549.20 : x
  2. Step 2: Convert to fraction form
    30,404,805.20/45,543,617.40 = 14,244,549.20/x
  3. Step 3: Cross multiply
    30,404,805.20x = 45,543,617.40 × 14,244,549.20
  4. Step 4: Simplify right side
    30,404,805.20x = 648,748,298,800,276
  5. Step 5: Solve for x
    x = 648,748,298,800,276/30,404,805.20
  6. Step 6: Final answer
    x = 21,337,031.91

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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.