Home / 5,845,489.10-8,768,233.65-4,428,313.10

Finding the Fourth Proportional to 5,845,489.10, 8,768,233.65 and 4,428,313.10

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Solution

The fourth proportional to 5,845,489.10, 8,768,233.65 and 4,428,313.10 is: 6,642,469.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,845,489.10 : 8,768,233.65 = 4,428,313.10 : x
  2. Step 2: Convert to fraction form
    5,845,489.10/8,768,233.65 = 4,428,313.10/x
  3. Step 3: Cross multiply
    5,845,489.10x = 8,768,233.65 × 4,428,313.10
  4. Step 4: Simplify right side
    5,845,489.10x = 38,828,483,936,155.81
  5. Step 5: Solve for x
    x = 38,828,483,936,155.81/5,845,489.10
  6. Step 6: Final answer
    x = 6,642,469.65

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Similar ratio
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1.5x scale

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.