Home / 25,215,188.40-37,766,795.40-20,736,212.40

Finding the Fourth Proportional to 25,215,188.40, 37,766,795.40 and 20,736,212.40

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Solution

The fourth proportional to 25,215,188.40, 37,766,795.40 and 20,736,212.40 is: 31,058,276.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,215,188.40 : 37,766,795.40 = 20,736,212.40 : x
  2. Step 2: Convert to fraction form
    25,215,188.40/37,766,795.40 = 20,736,212.40/x
  3. Step 3: Cross multiply
    25,215,188.40x = 37,766,795.40 × 20,736,212.40
  4. Step 4: Simplify right side
    25,215,188.40x = 783,140,291,081,742.88
  5. Step 5: Solve for x
    x = 783,140,291,081,742.88/25,215,188.40
  6. Step 6: Final answer
    x = 31,058,276.41

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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.