Home / 14,946,626.40-20,627,868.36-9,149,239.32

Finding the Fourth Proportional to 14,946,626.40, 20,627,868.36 and 9,149,239.32

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Solution

The fourth proportional to 14,946,626.40, 20,627,868.36 and 9,149,239.32 is: 12,626,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946,626.40 : 20,627,868.36 = 9,149,239.32 : x
  2. Step 2: Convert to fraction form
    14,946,626.40/20,627,868.36 = 9,149,239.32/x
  3. Step 3: Cross multiply
    14,946,626.40x = 20,627,868.36 × 9,149,239.32
  4. Step 4: Simplify right side
    14,946,626.40x = 188,729,304,287,095.91
  5. Step 5: Solve for x
    x = 188,729,304,287,095.91/14,946,626.40
  6. Step 6: Final answer
    x = 12,626,883.10

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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.