Home / 7,020,679.60-10,512,096-4,585,803.28

Finding the Fourth Proportional to 7,020,679.60, 10,512,096 and 4,585,803.28

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Solution

The fourth proportional to 7,020,679.60, 10,512,096 and 4,585,803.28 is: 6,866,344.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,679.60 : 10,512,096 = 4,585,803.28 : x
  2. Step 2: Convert to fraction form
    7,020,679.60/10,512,096 = 4,585,803.28/x
  3. Step 3: Cross multiply
    7,020,679.60x = 10,512,096 × 4,585,803.28
  4. Step 4: Simplify right side
    7,020,679.60x = 48,206,404,316,474.88
  5. Step 5: Solve for x
    x = 48,206,404,316,474.88/7,020,679.60
  6. Step 6: Final answer
    x = 6,866,344.44

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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.