Home / 5,139,969-7,093,312.74-2,847,915.24

Finding the Fourth Proportional to 5,139,969, 7,093,312.74 and 2,847,915.24

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Solution

The fourth proportional to 5,139,969, 7,093,312.74 and 2,847,915.24 is: 3,930,209.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,969 : 7,093,312.74 = 2,847,915.24 : x
  2. Step 2: Convert to fraction form
    5,139,969/7,093,312.74 = 2,847,915.24/x
  3. Step 3: Cross multiply
    5,139,969x = 7,093,312.74 × 2,847,915.24
  4. Step 4: Simplify right side
    5,139,969x = 20,201,153,454,332.16
  5. Step 5: Solve for x
    x = 20,201,153,454,332.16/5,139,969
  6. Step 6: Final answer
    x = 3,930,209.20

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Double scale
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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.