Home / 64,821,796.80-97,102,058.40-40,486,027.20

Finding the Fourth Proportional to 64,821,796.80, 97,102,058.40 and 40,486,027.20

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Solution

The fourth proportional to 64,821,796.80, 97,102,058.40 and 40,486,027.20 is: 60,647,448.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,821,796.80 : 97,102,058.40 = 40,486,027.20 : x
  2. Step 2: Convert to fraction form
    64,821,796.80/97,102,058.40 = 40,486,027.20/x
  3. Step 3: Cross multiply
    64,821,796.80x = 97,102,058.40 × 40,486,027.20
  4. Step 4: Simplify right side
    64,821,796.80x = 3,931,276,577,558,389
  5. Step 5: Solve for x
    x = 3,931,276,577,558,389/64,821,796.80
  6. Step 6: Final answer
    x = 60,647,448.41

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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.