Home / 39,916,896.60-59,851,725.30-20,785,020.60

Finding the Fourth Proportional to 39,916,896.60, 59,851,725.30 and 20,785,020.60

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Solution

The fourth proportional to 39,916,896.60, 59,851,725.30 and 20,785,020.60 is: 31,165,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,916,896.60 : 59,851,725.30 = 20,785,020.60 : x
  2. Step 2: Convert to fraction form
    39,916,896.60/59,851,725.30 = 20,785,020.60/x
  3. Step 3: Cross multiply
    39,916,896.60x = 59,851,725.30 × 20,785,020.60
  4. Step 4: Simplify right side
    39,916,896.60x = 1,244,019,343,306,041.25
  5. Step 5: Solve for x
    x = 1,244,019,343,306,041.25/39,916,896.60
  6. Step 6: Final answer
    x = 31,165,232.00

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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.