Home / 35,467,009.20-53,200,513.80-20,108,364.30

Finding the Fourth Proportional to 35,467,009.20, 53,200,513.80 and 20,108,364.30

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Solution

The fourth proportional to 35,467,009.20, 53,200,513.80 and 20,108,364.30 is: 30,162,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,467,009.20 : 53,200,513.80 = 20,108,364.30 : x
  2. Step 2: Convert to fraction form
    35,467,009.20/53,200,513.80 = 20,108,364.30/x
  3. Step 3: Cross multiply
    35,467,009.20x = 53,200,513.80 × 20,108,364.30
  4. Step 4: Simplify right side
    35,467,009.20x = 1,069,775,312,437,577.38
  5. Step 5: Solve for x
    x = 1,069,775,312,437,577.38/35,467,009.20
  6. Step 6: Final answer
    x = 30,162,546.45

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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.