Home / 12,693,127.70-17,516,820.60-6,892,153.94

Finding the Fourth Proportional to 12,693,127.70, 17,516,820.60 and 6,892,153.94

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Solution

The fourth proportional to 12,693,127.70, 17,516,820.60 and 6,892,153.94 is: 9,511,337.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,693,127.70 : 17,516,820.60 = 6,892,153.94 : x
  2. Step 2: Convert to fraction form
    12,693,127.70/17,516,820.60 = 6,892,153.94/x
  3. Step 3: Cross multiply
    12,693,127.70x = 17,516,820.60 × 6,892,153.94
  4. Step 4: Simplify right side
    12,693,127.70x = 120,728,624,114,563.19
  5. Step 5: Solve for x
    x = 120,728,624,114,563.19/12,693,127.70
  6. Step 6: Final answer
    x = 9,511,337.71

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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.