Home / 6,629,483.45-9,148,781.63-3,913,229.45

Finding the Fourth Proportional to 6,629,483.45, 9,148,781.63 and 3,913,229.45

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Solution

The fourth proportional to 6,629,483.45, 9,148,781.63 and 3,913,229.45 is: 5,400,312.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,629,483.45 : 9,148,781.63 = 3,913,229.45 : x
  2. Step 2: Convert to fraction form
    6,629,483.45/9,148,781.63 = 3,913,229.45/x
  3. Step 3: Cross multiply
    6,629,483.45x = 9,148,781.63 × 3,913,229.45
  4. Step 4: Simplify right side
    6,629,483.45x = 35,801,281,670,174.17
  5. Step 5: Solve for x
    x = 35,801,281,670,174.17/6,629,483.45
  6. Step 6: Final answer
    x = 5,400,312.40

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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.