Home / 8,620,971.96-12,931,457.94-3,827,534.52

Finding the Fourth Proportional to 8,620,971.96, 12,931,457.94 and 3,827,534.52

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Solution

The fourth proportional to 8,620,971.96, 12,931,457.94 and 3,827,534.52 is: 5,741,301.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,971.96 : 12,931,457.94 = 3,827,534.52 : x
  2. Step 2: Convert to fraction form
    8,620,971.96/12,931,457.94 = 3,827,534.52/x
  3. Step 3: Cross multiply
    8,620,971.96x = 12,931,457.94 × 3,827,534.52
  4. Step 4: Simplify right side
    8,620,971.96x = 49,495,601,659,278.09
  5. Step 5: Solve for x
    x = 49,495,601,659,278.09/8,620,971.96
  6. Step 6: Final answer
    x = 5,741,301.78

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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.