Home / 30,237,152.66-41,744,250.93-20,958,207.38

Finding the Fourth Proportional to 30,237,152.66, 41,744,250.93 and 20,958,207.38

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Solution

The fourth proportional to 30,237,152.66, 41,744,250.93 and 20,958,207.38 is: 28,934,095.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237,152.66 : 41,744,250.93 = 20,958,207.38 : x
  2. Step 2: Convert to fraction form
    30,237,152.66/41,744,250.93 = 20,958,207.38/x
  3. Step 3: Cross multiply
    30,237,152.66x = 41,744,250.93 × 20,958,207.38
  4. Step 4: Simplify right side
    30,237,152.66x = 874,884,667,913,697.88
  5. Step 5: Solve for x
    x = 874,884,667,913,697.88/30,237,152.66
  6. Step 6: Final answer
    x = 28,934,095.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.