Home / 20,359,292.64-30,538,141.20-6,896,120.16

Finding the Fourth Proportional to 20,359,292.64, 30,538,141.20 and 6,896,120.16

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Solution

The fourth proportional to 20,359,292.64, 30,538,141.20 and 6,896,120.16 is: 10,343,910.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,359,292.64 : 30,538,141.20 = 6,896,120.16 : x
  2. Step 2: Convert to fraction form
    20,359,292.64/30,538,141.20 = 6,896,120.16/x
  3. Step 3: Cross multiply
    20,359,292.64x = 30,538,141.20 × 6,896,120.16
  4. Step 4: Simplify right side
    20,359,292.64x = 210,594,691,178,246.59
  5. Step 5: Solve for x
    x = 210,594,691,178,246.59/20,359,292.64
  6. Step 6: Final answer
    x = 10,343,910.02

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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.