Home / 20,038,825.62-30,058,160.67-7,256,340.36

Finding the Fourth Proportional to 20,038,825.62, 30,058,160.67 and 7,256,340.36

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Solution

The fourth proportional to 20,038,825.62, 30,058,160.67 and 7,256,340.36 is: 10,884,482.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,038,825.62 : 30,058,160.67 = 7,256,340.36 : x
  2. Step 2: Convert to fraction form
    20,038,825.62/30,058,160.67 = 7,256,340.36/x
  3. Step 3: Cross multiply
    20,038,825.62x = 30,058,160.67 × 7,256,340.36
  4. Step 4: Simplify right side
    20,038,825.62x = 218,112,244,417,085.66
  5. Step 5: Solve for x
    x = 218,112,244,417,085.66/20,038,825.62
  6. Step 6: Final answer
    x = 10,884,482.38

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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.