Home / 8,267,280-11,409,915.52-4,645,608.32

Finding the Fourth Proportional to 8,267,280, 11,409,915.52 and 4,645,608.32

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Solution

The fourth proportional to 8,267,280, 11,409,915.52 and 4,645,608.32 is: 6,411,540.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,267,280 : 11,409,915.52 = 4,645,608.32 : x
  2. Step 2: Convert to fraction form
    8,267,280/11,409,915.52 = 4,645,608.32/x
  3. Step 3: Cross multiply
    8,267,280x = 11,409,915.52 × 4,645,608.32
  4. Step 4: Simplify right side
    8,267,280x = 53,005,998,470,209.12
  5. Step 5: Solve for x
    x = 53,005,998,470,209.12/8,267,280
  6. Step 6: Final answer
    x = 6,411,540.25

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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.