Home / 9,108,911.79-13,666,019.42-4,309,999.56

Finding the Fourth Proportional to 9,108,911.79, 13,666,019.42 and 4,309,999.56

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Solution

The fourth proportional to 9,108,911.79, 13,666,019.42 and 4,309,999.56 is: 6,466,254.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,911.79 : 13,666,019.42 = 4,309,999.56 : x
  2. Step 2: Convert to fraction form
    9,108,911.79/13,666,019.42 = 4,309,999.56/x
  3. Step 3: Cross multiply
    9,108,911.79x = 13,666,019.42 × 4,309,999.56
  4. Step 4: Simplify right side
    9,108,911.79x = 58,900,537,665,601.45
  5. Step 5: Solve for x
    x = 58,900,537,665,601.45/9,108,911.79
  6. Step 6: Final answer
    x = 6,466,254.04

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1.5x scale

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.