Home / 11,508,541.47-15,887,765.28-8,407,583.24

Finding the Fourth Proportional to 11,508,541.47, 15,887,765.28 and 8,407,583.24

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Solution

The fourth proportional to 11,508,541.47, 15,887,765.28 and 8,407,583.24 is: 11,606,832.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,508,541.47 : 15,887,765.28 = 8,407,583.24 : x
  2. Step 2: Convert to fraction form
    11,508,541.47/15,887,765.28 = 8,407,583.24/x
  3. Step 3: Cross multiply
    11,508,541.47x = 15,887,765.28 × 8,407,583.24
  4. Step 4: Simplify right side
    11,508,541.47x = 133,577,709,041,271.50
  5. Step 5: Solve for x
    x = 133,577,709,041,271.50/11,508,541.47
  6. Step 6: Final answer
    x = 11,606,832.14

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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.