Home / 25,183,741.60-37,813,628.40-20,120,010.40

Finding the Fourth Proportional to 25,183,741.60, 37,813,628.40 and 20,120,010.40

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Solution

The fourth proportional to 25,183,741.60, 37,813,628.40 and 20,120,010.40 is: 30,210,387.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183,741.60 : 37,813,628.40 = 20,120,010.40 : x
  2. Step 2: Convert to fraction form
    25,183,741.60/37,813,628.40 = 20,120,010.40/x
  3. Step 3: Cross multiply
    25,183,741.60x = 37,813,628.40 × 20,120,010.40
  4. Step 4: Simplify right side
    25,183,741.60x = 760,810,596,669,735.25
  5. Step 5: Solve for x
    x = 760,810,596,669,735.25/25,183,741.60
  6. Step 6: Final answer
    x = 30,210,387.67

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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.