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Finding the Fourth Proportional to 11,133,094.70, 16,699,642.05 and 8,298,742.70

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Solution

The fourth proportional to 11,133,094.70, 16,699,642.05 and 8,298,742.70 is: 12,448,114.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,133,094.70 : 16,699,642.05 = 8,298,742.70 : x
  2. Step 2: Convert to fraction form
    11,133,094.70/16,699,642.05 = 8,298,742.70/x
  3. Step 3: Cross multiply
    11,133,094.70x = 16,699,642.05 × 8,298,742.70
  4. Step 4: Simplify right side
    11,133,094.70x = 138,586,032,555,050.55
  5. Step 5: Solve for x
    x = 138,586,032,555,050.55/11,133,094.70
  6. Step 6: Final answer
    x = 12,448,114.05

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Double scale
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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.