Home / 14,357,644.20-21,536,466.30-12,734,015.40

Finding the Fourth Proportional to 14,357,644.20, 21,536,466.30 and 12,734,015.40

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Solution

The fourth proportional to 14,357,644.20, 21,536,466.30 and 12,734,015.40 is: 19,101,023.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,644.20 : 21,536,466.30 = 12,734,015.40 : x
  2. Step 2: Convert to fraction form
    14,357,644.20/21,536,466.30 = 12,734,015.40/x
  3. Step 3: Cross multiply
    14,357,644.20x = 21,536,466.30 × 12,734,015.40
  4. Step 4: Simplify right side
    14,357,644.20x = 274,245,693,525,781.03
  5. Step 5: Solve for x
    x = 274,245,693,525,781.03/14,357,644.20
  6. Step 6: Final answer
    x = 19,101,023.10

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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.