Home / 38,739,467.00-53,462,882.30-21,335,807.60

Finding the Fourth Proportional to 38,739,467.00, 53,462,882.30 and 21,335,807.60

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Solution

The fourth proportional to 38,739,467.00, 53,462,882.30 and 21,335,807.60 is: 29,444,746.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,739,467.00 : 53,462,882.30 = 21,335,807.60 : x
  2. Step 2: Convert to fraction form
    38,739,467.00/53,462,882.30 = 21,335,807.60/x
  3. Step 3: Cross multiply
    38,739,467.00x = 53,462,882.30 × 21,335,807.60
  4. Step 4: Simplify right side
    38,739,467.00x = 1,140,673,770,521,223.75
  5. Step 5: Solve for x
    x = 1,140,673,770,521,223.75/38,739,467.00
  6. Step 6: Final answer
    x = 29,444,746.12

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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.