Home / 14,652,071.75-20,219,859.02-8,126,700.41

Finding the Fourth Proportional to 14,652,071.75, 20,219,859.02 and 8,126,700.41

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Solution

The fourth proportional to 14,652,071.75, 20,219,859.02 and 8,126,700.41 is: 11,214,846.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652,071.75 : 20,219,859.02 = 8,126,700.41 : x
  2. Step 2: Convert to fraction form
    14,652,071.75/20,219,859.02 = 8,126,700.41/x
  3. Step 3: Cross multiply
    14,652,071.75x = 20,219,859.02 × 8,126,700.41
  4. Step 4: Simplify right side
    14,652,071.75x = 164,320,736,587,976.19
  5. Step 5: Solve for x
    x = 164,320,736,587,976.19/14,652,071.75
  6. Step 6: Final answer
    x = 11,214,846.57

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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.