Home / 25,405,002.72-38,107,445.76-11,026,206.72

Finding the Fourth Proportional to 25,405,002.72, 38,107,445.76 and 11,026,206.72

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Solution

The fourth proportional to 25,405,002.72, 38,107,445.76 and 11,026,206.72 is: 16,539,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,405,002.72 : 38,107,445.76 = 11,026,206.72 : x
  2. Step 2: Convert to fraction form
    25,405,002.72/38,107,445.76 = 11,026,206.72/x
  3. Step 3: Cross multiply
    25,405,002.72x = 38,107,445.76 × 11,026,206.72
  4. Step 4: Simplify right side
    25,405,002.72x = 420,180,574,520,947.50
  5. Step 5: Solve for x
    x = 420,180,574,520,947.50/25,405,002.72
  6. Step 6: Final answer
    x = 16,539,284.77

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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.