Home / 19,708,889.40-29,563,334.10-11,646,732.60

Finding the Fourth Proportional to 19,708,889.40, 29,563,334.10 and 11,646,732.60

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Solution

The fourth proportional to 19,708,889.40, 29,563,334.10 and 11,646,732.60 is: 17,470,098.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,708,889.40 : 29,563,334.10 = 11,646,732.60 : x
  2. Step 2: Convert to fraction form
    19,708,889.40/29,563,334.10 = 11,646,732.60/x
  3. Step 3: Cross multiply
    19,708,889.40x = 29,563,334.10 × 11,646,732.60
  4. Step 4: Simplify right side
    19,708,889.40x = 344,316,247,027,161.69
  5. Step 5: Solve for x
    x = 344,316,247,027,161.69/19,708,889.40
  6. Step 6: Final answer
    x = 17,470,098.90

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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.