Home / 10,975,028.70-16,462,543.05-3,402,759.90

Finding the Fourth Proportional to 10,975,028.70, 16,462,543.05 and 3,402,759.90

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Solution

The fourth proportional to 10,975,028.70, 16,462,543.05 and 3,402,759.90 is: 5,104,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,975,028.70 : 16,462,543.05 = 3,402,759.90 : x
  2. Step 2: Convert to fraction form
    10,975,028.70/16,462,543.05 = 3,402,759.90/x
  3. Step 3: Cross multiply
    10,975,028.70x = 16,462,543.05 × 3,402,759.90
  4. Step 4: Simplify right side
    10,975,028.70x = 56,018,081,342,563.70
  5. Step 5: Solve for x
    x = 56,018,081,342,563.70/10,975,028.70
  6. Step 6: Final answer
    x = 5,104,139.85

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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.