Home / 11,072,457.70-16,608,686.55-8,238,105.70

Finding the Fourth Proportional to 11,072,457.70, 16,608,686.55 and 8,238,105.70

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Solution

The fourth proportional to 11,072,457.70, 16,608,686.55 and 8,238,105.70 is: 12,357,158.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,457.70 : 16,608,686.55 = 8,238,105.70 : x
  2. Step 2: Convert to fraction form
    11,072,457.70/16,608,686.55 = 8,238,105.70/x
  3. Step 3: Cross multiply
    11,072,457.70x = 16,608,686.55 × 8,238,105.70
  4. Step 4: Simplify right side
    11,072,457.70x = 136,824,115,337,068.34
  5. Step 5: Solve for x
    x = 136,824,115,337,068.34/11,072,457.70
  6. Step 6: Final answer
    x = 12,357,158.55

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Similar ratio
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1.5x scale

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.