Home / 7,640,436.04-10,544,082.06-4,202,938.60

Finding the Fourth Proportional to 7,640,436.04, 10,544,082.06 and 4,202,938.60

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Solution

The fourth proportional to 7,640,436.04, 10,544,082.06 and 4,202,938.60 is: 5,800,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640,436.04 : 10,544,082.06 = 4,202,938.60 : x
  2. Step 2: Convert to fraction form
    7,640,436.04/10,544,082.06 = 4,202,938.60/x
  3. Step 3: Cross multiply
    7,640,436.04x = 10,544,082.06 × 4,202,938.60
  4. Step 4: Simplify right side
    7,640,436.04x = 44,316,129,491,541.52
  5. Step 5: Solve for x
    x = 44,316,129,491,541.52/7,640,436.04
  6. Step 6: Final answer
    x = 5,800,209.47

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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.