Home / 15,601,543.07-21,530,012.31-8,726,025.11

Finding the Fourth Proportional to 15,601,543.07, 21,530,012.31 and 8,726,025.11

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Solution

The fourth proportional to 15,601,543.07, 21,530,012.31 and 8,726,025.11 is: 12,041,849.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,601,543.07 : 21,530,012.31 = 8,726,025.11 : x
  2. Step 2: Convert to fraction form
    15,601,543.07/21,530,012.31 = 8,726,025.11/x
  3. Step 3: Cross multiply
    15,601,543.07x = 21,530,012.31 × 8,726,025.11
  4. Step 4: Simplify right side
    15,601,543.07x = 187,871,427,928,019.03
  5. Step 5: Solve for x
    x = 187,871,427,928,019.03/15,601,543.07
  6. Step 6: Final answer
    x = 12,041,849.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.