Home / 39,052,359.03-53,892,254.30-21,648,660.15

Finding the Fourth Proportional to 39,052,359.03, 53,892,254.30 and 21,648,660.15

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Solution

The fourth proportional to 39,052,359.03, 53,892,254.30 and 21,648,660.15 is: 29,875,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,052,359.03 : 53,892,254.30 = 21,648,660.15 : x
  2. Step 2: Convert to fraction form
    39,052,359.03/53,892,254.30 = 21,648,660.15/x
  3. Step 3: Cross multiply
    39,052,359.03x = 53,892,254.30 × 21,648,660.15
  4. Step 4: Simplify right side
    39,052,359.03x = 1,166,695,097,949,832.75
  5. Step 5: Solve for x
    x = 1,166,695,097,949,832.75/39,052,359.03
  6. Step 6: Final answer
    x = 29,875,150.36

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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.