Home / 6,428,532.58-8,868,849.48-3,673,742.10

Finding the Fourth Proportional to 6,428,532.58, 8,868,849.48 and 3,673,742.10

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Solution

The fourth proportional to 6,428,532.58, 8,868,849.48 and 3,673,742.10 is: 5,068,320.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,532.58 : 8,868,849.48 = 3,673,742.10 : x
  2. Step 2: Convert to fraction form
    6,428,532.58/8,868,849.48 = 3,673,742.10/x
  3. Step 3: Cross multiply
    6,428,532.58x = 8,868,849.48 × 3,673,742.10
  4. Step 4: Simplify right side
    6,428,532.58x = 32,581,865,713,239.11
  5. Step 5: Solve for x
    x = 32,581,865,713,239.11/6,428,532.58
  6. Step 6: Final answer
    x = 5,068,320.85

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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.