Home / 10,529,500.64-14,530,807.03-6,178,659.44

Finding the Fourth Proportional to 10,529,500.64, 14,530,807.03 and 6,178,659.44

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Solution

The fourth proportional to 10,529,500.64, 14,530,807.03 and 6,178,659.44 is: 8,526,606.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529,500.64 : 14,530,807.03 = 6,178,659.44 : x
  2. Step 2: Convert to fraction form
    10,529,500.64/14,530,807.03 = 6,178,659.44/x
  3. Step 3: Cross multiply
    10,529,500.64x = 14,530,807.03 × 6,178,659.44
  4. Step 4: Simplify right side
    10,529,500.64x = 89,780,908,026,727.86
  5. Step 5: Solve for x
    x = 89,780,908,026,727.86/10,529,500.64
  6. Step 6: Final answer
    x = 8,526,606.45

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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.