Home / 9,861,396.80-14,792,095.20-8,349,742.40

Finding the Fourth Proportional to 9,861,396.80, 14,792,095.20 and 8,349,742.40

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Solution

The fourth proportional to 9,861,396.80, 14,792,095.20 and 8,349,742.40 is: 12,524,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,396.80 : 14,792,095.20 = 8,349,742.40 : x
  2. Step 2: Convert to fraction form
    9,861,396.80/14,792,095.20 = 8,349,742.40/x
  3. Step 3: Cross multiply
    9,861,396.80x = 14,792,095.20 × 8,349,742.40
  4. Step 4: Simplify right side
    9,861,396.80x = 123,510,184,476,276.48
  5. Step 5: Solve for x
    x = 123,510,184,476,276.48/9,861,396.80
  6. Step 6: Final answer
    x = 12,524,613.60

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Similar ratio
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1.5x scale

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.