Home / 8,213,915.16-11,330,652.60-4,775,776.20

Finding the Fourth Proportional to 8,213,915.16, 11,330,652.60 and 4,775,776.20

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Solution

The fourth proportional to 8,213,915.16, 11,330,652.60 and 4,775,776.20 is: 6,587,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,213,915.16 : 11,330,652.60 = 4,775,776.20 : x
  2. Step 2: Convert to fraction form
    8,213,915.16/11,330,652.60 = 4,775,776.20/x
  3. Step 3: Cross multiply
    8,213,915.16x = 11,330,652.60 × 4,775,776.20
  4. Step 4: Simplify right side
    8,213,915.16x = 54,112,661,017,548.12
  5. Step 5: Solve for x
    x = 54,112,661,017,548.12/8,213,915.16
  6. Step 6: Final answer
    x = 6,587,925.49

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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.