Home / 38,238,851.00-52,769,621.95-20,835,196.27

Finding the Fourth Proportional to 38,238,851.00, 52,769,621.95 and 20,835,196.27

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Solution

The fourth proportional to 38,238,851.00, 52,769,621.95 and 20,835,196.27 is: 28,752,574.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,238,851.00 : 52,769,621.95 = 20,835,196.27 : x
  2. Step 2: Convert to fraction form
    38,238,851.00/52,769,621.95 = 20,835,196.27/x
  3. Step 3: Cross multiply
    38,238,851.00x = 52,769,621.95 × 20,835,196.27
  4. Step 4: Simplify right side
    38,238,851.00x = 1,099,465,430,237,938
  5. Step 5: Solve for x
    x = 1,099,465,430,237,938/38,238,851.00
  6. Step 6: Final answer
    x = 28,752,574.97

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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.