Home / 12,313,088.20-16,995,316-7,086,739.58

Finding the Fourth Proportional to 12,313,088.20, 16,995,316 and 7,086,739.58

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Solution

The fourth proportional to 12,313,088.20, 16,995,316 and 7,086,739.58 is: 9,781,573.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,313,088.20 : 16,995,316 = 7,086,739.58 : x
  2. Step 2: Convert to fraction form
    12,313,088.20/16,995,316 = 7,086,739.58/x
  3. Step 3: Cross multiply
    12,313,088.20x = 16,995,316 × 7,086,739.58
  4. Step 4: Simplify right side
    12,313,088.20x = 120,441,378,571,807.28
  5. Step 5: Solve for x
    x = 120,441,378,571,807.28/12,313,088.20
  6. Step 6: Final answer
    x = 9,781,573.61

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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.