Home / 8,064,312.80-12,096,469.20-5,509,637.60

Finding the Fourth Proportional to 8,064,312.80, 12,096,469.20 and 5,509,637.60

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Solution

The fourth proportional to 8,064,312.80, 12,096,469.20 and 5,509,637.60 is: 8,264,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,064,312.80 : 12,096,469.20 = 5,509,637.60 : x
  2. Step 2: Convert to fraction form
    8,064,312.80/12,096,469.20 = 5,509,637.60/x
  3. Step 3: Cross multiply
    8,064,312.80x = 12,096,469.20 × 5,509,637.60
  4. Step 4: Simplify right side
    8,064,312.80x = 66,647,161,531,561.91
  5. Step 5: Solve for x
    x = 66,647,161,531,561.91/8,064,312.80
  6. Step 6: Final answer
    x = 8,264,456.40

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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.