Home / 12,365,476.80-18,544,670.64-4,167,226.32

Finding the Fourth Proportional to 12,365,476.80, 18,544,670.64 and 4,167,226.32

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Solution

The fourth proportional to 12,365,476.80, 18,544,670.64 and 4,167,226.32 is: 6,249,644.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,365,476.80 : 18,544,670.64 = 4,167,226.32 : x
  2. Step 2: Convert to fraction form
    12,365,476.80/18,544,670.64 = 4,167,226.32/x
  3. Step 3: Cross multiply
    12,365,476.80x = 18,544,670.64 × 4,167,226.32
  4. Step 4: Simplify right side
    12,365,476.80x = 77,279,839,586,739.25
  5. Step 5: Solve for x
    x = 77,279,839,586,739.25/12,365,476.80
  6. Step 6: Final answer
    x = 6,249,644.95

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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.