Home / 12,103,446.25-16,702,762.02-6,876,463.47

Finding the Fourth Proportional to 12,103,446.25, 16,702,762.02 and 6,876,463.47

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Solution

The fourth proportional to 12,103,446.25, 16,702,762.02 and 6,876,463.47 is: 9,489,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,103,446.25 : 16,702,762.02 = 6,876,463.47 : x
  2. Step 2: Convert to fraction form
    12,103,446.25/16,702,762.02 = 6,876,463.47/x
  3. Step 3: Cross multiply
    12,103,446.25x = 16,702,762.02 × 6,876,463.47
  4. Step 4: Simplify right side
    12,103,446.25x = 114,855,932,878,633.41
  5. Step 5: Solve for x
    x = 114,855,932,878,633.41/12,103,446.25
  6. Step 6: Final answer
    x = 9,489,523.11

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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.