Home / 6,473,313.10-9,709,969.65-2,213,101.90

Finding the Fourth Proportional to 6,473,313.10, 9,709,969.65 and 2,213,101.90

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Solution

The fourth proportional to 6,473,313.10, 9,709,969.65 and 2,213,101.90 is: 3,319,652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,473,313.10 : 9,709,969.65 = 2,213,101.90 : x
  2. Step 2: Convert to fraction form
    6,473,313.10/9,709,969.65 = 2,213,101.90/x
  3. Step 3: Cross multiply
    6,473,313.10x = 9,709,969.65 × 2,213,101.90
  4. Step 4: Simplify right side
    6,473,313.10x = 21,489,152,281,357.34
  5. Step 5: Solve for x
    x = 21,489,152,281,357.34/6,473,313.10
  6. Step 6: Final answer
    x = 3,319,652.85

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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.