Home / 6,990,109.16-9,641,381.61-4,665,829.80

Finding the Fourth Proportional to 6,990,109.16, 9,641,381.61 and 4,665,829.80

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Solution

The fourth proportional to 6,990,109.16, 9,641,381.61 and 4,665,829.80 is: 6,435,528.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,109.16 : 9,641,381.61 = 4,665,829.80 : x
  2. Step 2: Convert to fraction form
    6,990,109.16/9,641,381.61 = 4,665,829.80/x
  3. Step 3: Cross multiply
    6,990,109.16x = 9,641,381.61 × 4,665,829.80
  4. Step 4: Simplify right side
    6,990,109.16x = 44,985,045,629,109.98
  5. Step 5: Solve for x
    x = 44,985,045,629,109.98/6,990,109.16
  6. Step 6: Final answer
    x = 6,435,528.35

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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.