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Finding the Fourth Proportional to 13,803,097.01, 20,702,400.80 and 6,516,542.75

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Solution

The fourth proportional to 13,803,097.01, 20,702,400.80 and 6,516,542.75 is: 9,773,754.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803,097.01 : 20,702,400.80 = 6,516,542.75 : x
  2. Step 2: Convert to fraction form
    13,803,097.01/20,702,400.80 = 6,516,542.75/x
  3. Step 3: Cross multiply
    13,803,097.01x = 20,702,400.80 × 6,516,542.75
  4. Step 4: Simplify right side
    13,803,097.01x = 134,908,079,704,739.50
  5. Step 5: Solve for x
    x = 134,908,079,704,739.50/13,803,097.01
  6. Step 6: Final answer
    x = 9,773,754.37

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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.