Home / 20,029,752.79-30,040,424.88-5,649,457.63

Finding the Fourth Proportional to 20,029,752.79, 30,040,424.88 and 5,649,457.63

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Solution

The fourth proportional to 20,029,752.79, 30,040,424.88 and 5,649,457.63 is: 8,473,000.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029,752.79 : 30,040,424.88 = 5,649,457.63 : x
  2. Step 2: Convert to fraction form
    20,029,752.79/30,040,424.88 = 5,649,457.63/x
  3. Step 3: Cross multiply
    20,029,752.79x = 30,040,424.88 × 5,649,457.63
  4. Step 4: Simplify right side
    20,029,752.79x = 169,712,107,546,757.81
  5. Step 5: Solve for x
    x = 169,712,107,546,757.81/20,029,752.79
  6. Step 6: Final answer
    x = 8,473,000.61

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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.