Home / 6,646,699.60-9,971,111.91-2,808,558.34

Finding the Fourth Proportional to 6,646,699.60, 9,971,111.91 and 2,808,558.34

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Solution

The fourth proportional to 6,646,699.60, 9,971,111.91 and 2,808,558.34 is: 4,213,286.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,699.60 : 9,971,111.91 = 2,808,558.34 : x
  2. Step 2: Convert to fraction form
    6,646,699.60/9,971,111.91 = 2,808,558.34/x
  3. Step 3: Cross multiply
    6,646,699.60x = 9,971,111.91 × 2,808,558.34
  4. Step 4: Simplify right side
    6,646,699.60x = 28,004,449,513,903.83
  5. Step 5: Solve for x
    x = 28,004,449,513,903.83/6,646,699.60
  6. Step 6: Final answer
    x = 4,213,286.47

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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.