Home / 42,835,644.79-64,278,997.81-15,544,066.59

Finding the Fourth Proportional to 42,835,644.79, 64,278,997.81 and 15,544,066.59

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Solution

The fourth proportional to 42,835,644.79, 64,278,997.81 and 15,544,066.59 is: 23,325,364.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,835,644.79 : 64,278,997.81 = 15,544,066.59 : x
  2. Step 2: Convert to fraction form
    42,835,644.79/64,278,997.81 = 15,544,066.59/x
  3. Step 3: Cross multiply
    42,835,644.79x = 64,278,997.81 × 15,544,066.59
  4. Step 4: Simplify right side
    42,835,644.79x = 999,157,022,258,244
  5. Step 5: Solve for x
    x = 999,157,022,258,244/42,835,644.79
  6. Step 6: Final answer
    x = 23,325,364.36

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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.