Home / 20,049,490.64-27,663,552.90-11,347,663.50

Finding the Fourth Proportional to 20,049,490.64, 27,663,552.90 and 11,347,663.50

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Solution

The fourth proportional to 20,049,490.64, 27,663,552.90 and 11,347,663.50 is: 15,657,090.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,490.64 : 27,663,552.90 = 11,347,663.50 : x
  2. Step 2: Convert to fraction form
    20,049,490.64/27,663,552.90 = 11,347,663.50/x
  3. Step 3: Cross multiply
    20,049,490.64x = 27,663,552.90 × 11,347,663.50
  4. Step 4: Simplify right side
    20,049,490.64x = 313,916,689,523,649.12
  5. Step 5: Solve for x
    x = 313,916,689,523,649.12/20,049,490.64
  6. Step 6: Final answer
    x = 15,657,090.50

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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.