Home / 38,247,607.74-52,780,158.82-20,843,579.31

Finding the Fourth Proportional to 38,247,607.74, 52,780,158.82 and 20,843,579.31

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Solution

The fourth proportional to 38,247,607.74, 52,780,158.82 and 20,843,579.31 is: 28,763,300.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247,607.74 : 52,780,158.82 = 20,843,579.31 : x
  2. Step 2: Convert to fraction form
    38,247,607.74/52,780,158.82 = 20,843,579.31/x
  3. Step 3: Cross multiply
    38,247,607.74x = 52,780,158.82 × 20,843,579.31
  4. Step 4: Simplify right side
    38,247,607.74x = 1,100,127,426,359,066
  5. Step 5: Solve for x
    x = 1,100,127,426,359,066/38,247,607.74
  6. Step 6: Final answer
    x = 28,763,300.28

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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.