Home / 13,488,309-20,239,106.68-6,298,798.02

Finding the Fourth Proportional to 13,488,309, 20,239,106.68 and 6,298,798.02

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Solution

The fourth proportional to 13,488,309, 20,239,106.68 and 6,298,798.02 is: 9,451,299.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,309 : 20,239,106.68 = 6,298,798.02 : x
  2. Step 2: Convert to fraction form
    13,488,309/20,239,106.68 = 6,298,798.02/x
  3. Step 3: Cross multiply
    13,488,309x = 20,239,106.68 × 6,298,798.02
  4. Step 4: Simplify right side
    13,488,309x = 127,482,045,082,552.77
  5. Step 5: Solve for x
    x = 127,482,045,082,552.77/13,488,309
  6. Step 6: Final answer
    x = 9,451,299.28

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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.