Home / 74,024,640-101,971,475.64-62,976,003.48

Finding the Fourth Proportional to 74,024,640, 101,971,475.64 and 62,976,003.48

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Solution

The fourth proportional to 74,024,640, 101,971,475.64 and 62,976,003.48 is: 86,751,600.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,024,640 : 101,971,475.64 = 62,976,003.48 : x
  2. Step 2: Convert to fraction form
    74,024,640/101,971,475.64 = 62,976,003.48/x
  3. Step 3: Cross multiply
    74,024,640x = 101,971,475.64 × 62,976,003.48
  4. Step 4: Simplify right side
    74,024,640x = 6,421,756,004,765,375
  5. Step 5: Solve for x
    x = 6,421,756,004,765,375/74,024,640
  6. Step 6: Final answer
    x = 86,751,600.61

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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.