Home / 9,149,316.27-12,627,915.15-6,210,080.57

Finding the Fourth Proportional to 9,149,316.27, 12,627,915.15 and 6,210,080.57

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Solution

The fourth proportional to 9,149,316.27, 12,627,915.15 and 6,210,080.57 is: 8,571,172.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,149,316.27 : 12,627,915.15 = 6,210,080.57 : x
  2. Step 2: Convert to fraction form
    9,149,316.27/12,627,915.15 = 6,210,080.57/x
  3. Step 3: Cross multiply
    9,149,316.27x = 12,627,915.15 × 6,210,080.57
  4. Step 4: Simplify right side
    9,149,316.27x = 78,420,370,449,484.06
  5. Step 5: Solve for x
    x = 78,420,370,449,484.06/9,149,316.27
  6. Step 6: Final answer
    x = 8,571,172.77

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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.