Home / 8,528,731.12-12,788,411.64-4,201,259.56

Finding the Fourth Proportional to 8,528,731.12, 12,788,411.64 and 4,201,259.56

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Solution

The fourth proportional to 8,528,731.12, 12,788,411.64 and 4,201,259.56 is: 6,299,581.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528,731.12 : 12,788,411.64 = 4,201,259.56 : x
  2. Step 2: Convert to fraction form
    8,528,731.12/12,788,411.64 = 4,201,259.56/x
  3. Step 3: Cross multiply
    8,528,731.12x = 12,788,411.64 × 4,201,259.56
  4. Step 4: Simplify right side
    8,528,731.12x = 53,727,436,659,765.27
  5. Step 5: Solve for x
    x = 53,727,436,659,765.27/8,528,731.12
  6. Step 6: Final answer
    x = 6,299,581.49

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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.