Home / 13,340,543.91-20,011,996.67-3,756,004.71

Finding the Fourth Proportional to 13,340,543.91, 20,011,996.67 and 3,756,004.71

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Solution

The fourth proportional to 13,340,543.91, 20,011,996.67 and 3,756,004.71 is: 5,634,339.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,340,543.91 : 20,011,996.67 = 3,756,004.71 : x
  2. Step 2: Convert to fraction form
    13,340,543.91/20,011,996.67 = 3,756,004.71/x
  3. Step 3: Cross multiply
    13,340,543.91x = 20,011,996.67 × 3,756,004.71
  4. Step 4: Simplify right side
    13,340,543.91x = 75,165,153,730,244.28
  5. Step 5: Solve for x
    x = 75,165,153,730,244.28/13,340,543.91
  6. Step 6: Final answer
    x = 5,634,339.52

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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.