Home / 6,820,000.26-9,411,456.51-3,722,420.94

Finding the Fourth Proportional to 6,820,000.26, 9,411,456.51 and 3,722,420.94

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Solution

The fourth proportional to 6,820,000.26, 9,411,456.51 and 3,722,420.94 is: 5,136,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820,000.26 : 9,411,456.51 = 3,722,420.94 : x
  2. Step 2: Convert to fraction form
    6,820,000.26/9,411,456.51 = 3,722,420.94/x
  3. Step 3: Cross multiply
    6,820,000.26x = 9,411,456.51 × 3,722,420.94
  4. Step 4: Simplify right side
    6,820,000.26x = 35,033,402,788,723.32
  5. Step 5: Solve for x
    x = 35,033,402,788,723.32/6,820,000.26
  6. Step 6: Final answer
    x = 5,136,862.38

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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.