Home / 5,760,312.40-8,640,468.60-5,676,331.60

Finding the Fourth Proportional to 5,760,312.40, 8,640,468.60 and 5,676,331.60

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Solution

The fourth proportional to 5,760,312.40, 8,640,468.60 and 5,676,331.60 is: 8,514,497.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,312.40 : 8,640,468.60 = 5,676,331.60 : x
  2. Step 2: Convert to fraction form
    5,760,312.40/8,640,468.60 = 5,676,331.60/x
  3. Step 3: Cross multiply
    5,760,312.40x = 8,640,468.60 × 5,676,331.60
  4. Step 4: Simplify right side
    5,760,312.40x = 49,046,164,952,987.76
  5. Step 5: Solve for x
    x = 49,046,164,952,987.76/5,760,312.40
  6. Step 6: Final answer
    x = 8,514,497.40

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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.