Home / 7,485,280.49-10,329,680.07-4,047,513.32

Finding the Fourth Proportional to 7,485,280.49, 10,329,680.07 and 4,047,513.32

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Solution

The fourth proportional to 7,485,280.49, 10,329,680.07 and 4,047,513.32 is: 5,585,564.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,280.49 : 10,329,680.07 = 4,047,513.32 : x
  2. Step 2: Convert to fraction form
    7,485,280.49/10,329,680.07 = 4,047,513.32/x
  3. Step 3: Cross multiply
    7,485,280.49x = 10,329,680.07 × 4,047,513.32
  4. Step 4: Simplify right side
    7,485,280.49x = 41,809,517,700,487.73
  5. Step 5: Solve for x
    x = 41,809,517,700,487.73/7,485,280.49
  6. Step 6: Final answer
    x = 5,585,564.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.