Home / 30,237,152.16-41,744,250.24-20,958,206.88

Finding the Fourth Proportional to 30,237,152.16, 41,744,250.24 and 20,958,206.88

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Solution

The fourth proportional to 30,237,152.16, 41,744,250.24 and 20,958,206.88 is: 28,934,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,237,152.16 : 41,744,250.24 = 20,958,206.88 : x
  2. Step 2: Convert to fraction form
    30,237,152.16/41,744,250.24 = 20,958,206.88/x
  3. Step 3: Cross multiply
    30,237,152.16x = 41,744,250.24 × 20,958,206.88
  4. Step 4: Simplify right side
    30,237,152.16x = 874,884,632,580,409.62
  5. Step 5: Solve for x
    x = 874,884,632,580,409.62/30,237,152.16
  6. Step 6: Final answer
    x = 28,934,094.98

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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.