Home / 11,053,103.40-16,579,655.10-8,342,754.30

Finding the Fourth Proportional to 11,053,103.40, 16,579,655.10 and 8,342,754.30

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Solution

The fourth proportional to 11,053,103.40, 16,579,655.10 and 8,342,754.30 is: 12,514,131.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,053,103.40 : 16,579,655.10 = 8,342,754.30 : x
  2. Step 2: Convert to fraction form
    11,053,103.40/16,579,655.10 = 8,342,754.30/x
  3. Step 3: Cross multiply
    11,053,103.40x = 16,579,655.10 × 8,342,754.30
  4. Step 4: Simplify right side
    11,053,103.40x = 138,319,988,878,041.92
  5. Step 5: Solve for x
    x = 138,319,988,878,041.92/11,053,103.40
  6. Step 6: Final answer
    x = 12,514,131.45

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Double scale
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Similar ratio
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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.