Home / 6,629,428-9,944,113.65-1,837,103.50

Finding the Fourth Proportional to 6,629,428, 9,944,113.65 and 1,837,103.50

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Solution

The fourth proportional to 6,629,428, 9,944,113.65 and 1,837,103.50 is: 2,755,647.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,428 : 9,944,113.65 = 1,837,103.50 : x
  2. Step 2: Convert to fraction form
    6,629,428/9,944,113.65 = 1,837,103.50/x
  3. Step 3: Cross multiply
    6,629,428x = 9,944,113.65 × 1,837,103.50
  4. Step 4: Simplify right side
    6,629,428x = 18,268,365,990,812.78
  5. Step 5: Solve for x
    x = 18,268,365,990,812.78/6,629,428
  6. Step 6: Final answer
    x = 2,755,647.39

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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.