Home / 14,005,028.16-20,989,871.04-7,512,000.24

Finding the Fourth Proportional to 14,005,028.16, 20,989,871.04 and 7,512,000.24

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Solution

The fourth proportional to 14,005,028.16, 20,989,871.04 and 7,512,000.24 is: 11,258,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005,028.16 : 20,989,871.04 = 7,512,000.24 : x
  2. Step 2: Convert to fraction form
    14,005,028.16/20,989,871.04 = 7,512,000.24/x
  3. Step 3: Cross multiply
    14,005,028.16x = 20,989,871.04 × 7,512,000.24
  4. Step 4: Simplify right side
    14,005,028.16x = 157,675,916,290,049.06
  5. Step 5: Solve for x
    x = 157,675,916,290,049.06/14,005,028.16
  6. Step 6: Final answer
    x = 11,258,521.90

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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.