Home / 7,381,604.80-11,072,407.20-4,532,478.40

Finding the Fourth Proportional to 7,381,604.80, 11,072,407.20 and 4,532,478.40

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Solution

The fourth proportional to 7,381,604.80, 11,072,407.20 and 4,532,478.40 is: 6,798,717.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381,604.80 : 11,072,407.20 = 4,532,478.40 : x
  2. Step 2: Convert to fraction form
    7,381,604.80/11,072,407.20 = 4,532,478.40/x
  3. Step 3: Cross multiply
    7,381,604.80x = 11,072,407.20 × 4,532,478.40
  4. Step 4: Simplify right side
    7,381,604.80x = 50,185,446,470,004.48
  5. Step 5: Solve for x
    x = 50,185,446,470,004.48/7,381,604.80
  6. Step 6: Final answer
    x = 6,798,717.60

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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.