Home / 7,290,002.80-10,935,004.20-4,880,803.60

Finding the Fourth Proportional to 7,290,002.80, 10,935,004.20 and 4,880,803.60

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Solution

The fourth proportional to 7,290,002.80, 10,935,004.20 and 4,880,803.60 is: 7,321,205.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,002.80 : 10,935,004.20 = 4,880,803.60 : x
  2. Step 2: Convert to fraction form
    7,290,002.80/10,935,004.20 = 4,880,803.60/x
  3. Step 3: Cross multiply
    7,290,002.80x = 10,935,004.20 × 4,880,803.60
  4. Step 4: Simplify right side
    7,290,002.80x = 53,371,607,865,375.11
  5. Step 5: Solve for x
    x = 53,371,607,865,375.11/7,290,002.80
  6. Step 6: Final answer
    x = 7,321,205.40

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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.