Home / 6,720,014.40-10,079,114.40-2,679,475.20

Finding the Fourth Proportional to 6,720,014.40, 10,079,114.40 and 2,679,475.20

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Solution

The fourth proportional to 6,720,014.40, 10,079,114.40 and 2,679,475.20 is: 4,018,851.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720,014.40 : 10,079,114.40 = 2,679,475.20 : x
  2. Step 2: Convert to fraction form
    6,720,014.40/10,079,114.40 = 2,679,475.20/x
  3. Step 3: Cross multiply
    6,720,014.40x = 10,079,114.40 × 2,679,475.20
  4. Step 4: Simplify right side
    6,720,014.40x = 27,006,737,072,762.88
  5. Step 5: Solve for x
    x = 27,006,737,072,762.88/6,720,014.40
  6. Step 6: Final answer
    x = 4,018,851.07

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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.