Home / 39,939,621.12-55,099,170.72-23,411,366.40

Finding the Fourth Proportional to 39,939,621.12, 55,099,170.72 and 23,411,366.40

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Solution

The fourth proportional to 39,939,621.12, 55,099,170.72 and 23,411,366.40 is: 32,297,423.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,939,621.12 : 55,099,170.72 = 23,411,366.40 : x
  2. Step 2: Convert to fraction form
    39,939,621.12/55,099,170.72 = 23,411,366.40/x
  3. Step 3: Cross multiply
    39,939,621.12x = 55,099,170.72 × 23,411,366.40
  4. Step 4: Simplify right side
    39,939,621.12x = 1,289,946,874,062,071.75
  5. Step 5: Solve for x
    x = 1,289,946,874,062,071.75/39,939,621.12
  6. Step 6: Final answer
    x = 32,297,423.91

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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.