Home / 25,191,014.20-37,786,521.30-12,436,430.20

Finding the Fourth Proportional to 25,191,014.20, 37,786,521.30 and 12,436,430.20

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Solution

The fourth proportional to 25,191,014.20, 37,786,521.30 and 12,436,430.20 is: 18,654,645.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,191,014.20 : 37,786,521.30 = 12,436,430.20 : x
  2. Step 2: Convert to fraction form
    25,191,014.20/37,786,521.30 = 12,436,430.20/x
  3. Step 3: Cross multiply
    25,191,014.20x = 37,786,521.30 × 12,436,430.20
  4. Step 4: Simplify right side
    25,191,014.20x = 469,929,434,648,263.19
  5. Step 5: Solve for x
    x = 469,929,434,648,263.19/25,191,014.20
  6. Step 6: Final answer
    x = 18,654,645.30

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1.5x scale

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.