Home / 65,760,386.70-98,640,580.05-17,891,330.70

Finding the Fourth Proportional to 65,760,386.70, 98,640,580.05 and 17,891,330.70

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Solution

The fourth proportional to 65,760,386.70, 98,640,580.05 and 17,891,330.70 is: 26,836,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,760,386.70 : 98,640,580.05 = 17,891,330.70 : x
  2. Step 2: Convert to fraction form
    65,760,386.70/98,640,580.05 = 17,891,330.70/x
  3. Step 3: Cross multiply
    65,760,386.70x = 98,640,580.05 × 17,891,330.70
  4. Step 4: Simplify right side
    65,760,386.70x = 1,764,811,238,114,372.50
  5. Step 5: Solve for x
    x = 1,764,811,238,114,372.50/65,760,386.70
  6. Step 6: Final answer
    x = 26,836,996.05

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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.