Home / 10,529,532.50-14,530,851.04-6,178,691.32

Finding the Fourth Proportional to 10,529,532.50, 14,530,851.04 and 6,178,691.32

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Solution

The fourth proportional to 10,529,532.50, 14,530,851.04 and 6,178,691.32 is: 8,526,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529,532.50 : 14,530,851.04 = 6,178,691.32 : x
  2. Step 2: Convert to fraction form
    10,529,532.50/14,530,851.04 = 6,178,691.32/x
  3. Step 3: Cross multiply
    10,529,532.50x = 14,530,851.04 × 6,178,691.32
  4. Step 4: Simplify right side
    10,529,532.50x = 89,781,643,193,060.97
  5. Step 5: Solve for x
    x = 89,781,643,193,060.97/10,529,532.50
  6. Step 6: Final answer
    x = 8,526,650.47

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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.