Home / 7,256,784.50-10,014,359.67-3,993,599.22

Finding the Fourth Proportional to 7,256,784.50, 10,014,359.67 and 3,993,599.22

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Solution

The fourth proportional to 7,256,784.50, 10,014,359.67 and 3,993,599.22 is: 5,511,165.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,256,784.50 : 10,014,359.67 = 3,993,599.22 : x
  2. Step 2: Convert to fraction form
    7,256,784.50/10,014,359.67 = 3,993,599.22/x
  3. Step 3: Cross multiply
    7,256,784.50x = 10,014,359.67 × 3,993,599.22
  4. Step 4: Simplify right side
    7,256,784.50x = 39,993,338,966,911.46
  5. Step 5: Solve for x
    x = 39,993,338,966,911.46/7,256,784.50
  6. Step 6: Final answer
    x = 5,511,165.30

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1.5x scale

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.