Home / 6,990,168-9,641,462.68-4,665,888.60

Finding the Fourth Proportional to 6,990,168, 9,641,462.68 and 4,665,888.60

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Solution

The fourth proportional to 6,990,168, 9,641,462.68 and 4,665,888.60 is: 6,435,609.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,990,168 : 9,641,462.68 = 4,665,888.60 : x
  2. Step 2: Convert to fraction form
    6,990,168/9,641,462.68 = 4,665,888.60/x
  3. Step 3: Cross multiply
    6,990,168x = 9,641,462.68 × 4,665,888.60
  4. Step 4: Simplify right side
    6,990,168x = 44,985,990,805,937.45
  5. Step 5: Solve for x
    x = 44,985,990,805,937.45/6,990,168
  6. Step 6: Final answer
    x = 6,435,609.39

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1.5x scale

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.