Home / 65,736,015.80-98,415,066.90-40,226,847.80

Finding the Fourth Proportional to 65,736,015.80, 98,415,066.90 and 40,226,847.80

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Solution

The fourth proportional to 65,736,015.80, 98,415,066.90 and 40,226,847.80 is: 60,224,640.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,736,015.80 : 98,415,066.90 = 40,226,847.80 : x
  2. Step 2: Convert to fraction form
    65,736,015.80/98,415,066.90 = 40,226,847.80/x
  3. Step 3: Cross multiply
    65,736,015.80x = 98,415,066.90 × 40,226,847.80
  4. Step 4: Simplify right side
    65,736,015.80x = 3,958,927,917,413,118
  5. Step 5: Solve for x
    x = 3,958,927,917,413,118/65,736,015.80
  6. Step 6: Final answer
    x = 60,224,640.47

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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.