Home / 5,627,880.60-7,763,480.10-3,423,417.40

Finding the Fourth Proportional to 5,627,880.60, 7,763,480.10 and 3,423,417.40

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Solution

The fourth proportional to 5,627,880.60, 7,763,480.10 and 3,423,417.40 is: 4,722,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,627,880.60 : 7,763,480.10 = 3,423,417.40 : x
  2. Step 2: Convert to fraction form
    5,627,880.60/7,763,480.10 = 3,423,417.40/x
  3. Step 3: Cross multiply
    5,627,880.60x = 7,763,480.10 × 3,423,417.40
  4. Step 4: Simplify right side
    5,627,880.60x = 26,577,632,858,893.74
  5. Step 5: Solve for x
    x = 26,577,632,858,893.74/5,627,880.60
  6. Step 6: Final answer
    x = 4,722,494.09

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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.