Home / 12,066,614.40-18,084,175.20-4,872,259.20

Finding the Fourth Proportional to 12,066,614.40, 18,084,175.20 and 4,872,259.20

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Solution

The fourth proportional to 12,066,614.40, 18,084,175.20 and 4,872,259.20 is: 7,302,030.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066,614.40 : 18,084,175.20 = 4,872,259.20 : x
  2. Step 2: Convert to fraction form
    12,066,614.40/18,084,175.20 = 4,872,259.20/x
  3. Step 3: Cross multiply
    12,066,614.40x = 18,084,175.20 × 4,872,259.20
  4. Step 4: Simplify right side
    12,066,614.40x = 88,110,788,992,611.84
  5. Step 5: Solve for x
    x = 88,110,788,992,611.84/12,066,614.40
  6. Step 6: Final answer
    x = 7,302,030.72

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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.