Home / 32,768,138.70-49,164,017.85-13,612,643.10

Finding the Fourth Proportional to 32,768,138.70, 49,164,017.85 and 13,612,643.10

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Solution

The fourth proportional to 32,768,138.70, 49,164,017.85 and 13,612,643.10 is: 20,423,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,768,138.70 : 49,164,017.85 = 13,612,643.10 : x
  2. Step 2: Convert to fraction form
    32,768,138.70/49,164,017.85 = 13,612,643.10/x
  3. Step 3: Cross multiply
    32,768,138.70x = 49,164,017.85 × 13,612,643.10
  4. Step 4: Simplify right side
    32,768,138.70x = 669,252,228,354,079.38
  5. Step 5: Solve for x
    x = 669,252,228,354,079.38/32,768,138.70
  6. Step 6: Final answer
    x = 20,423,870.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.