Home / 4,540,019.76-6,264,113.40-2,991,109.68

Finding the Fourth Proportional to 4,540,019.76, 6,264,113.40 and 2,991,109.68

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Solution

The fourth proportional to 4,540,019.76, 6,264,113.40 and 2,991,109.68 is: 4,126,997.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540,019.76 : 6,264,113.40 = 2,991,109.68 : x
  2. Step 2: Convert to fraction form
    4,540,019.76/6,264,113.40 = 2,991,109.68/x
  3. Step 3: Cross multiply
    4,540,019.76x = 6,264,113.40 × 2,991,109.68
  4. Step 4: Simplify right side
    4,540,019.76x = 18,736,650,227,357.71
  5. Step 5: Solve for x
    x = 18,736,650,227,357.71/4,540,019.76
  6. Step 6: Final answer
    x = 4,126,997.51

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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.