Home / 38,116,141.47-52,601,053.91-20,713,607.73

Finding the Fourth Proportional to 38,116,141.47, 52,601,053.91 and 20,713,607.73

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Solution

The fourth proportional to 38,116,141.47, 52,601,053.91 and 20,713,607.73 is: 28,585,201.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,116,141.47 : 52,601,053.91 = 20,713,607.73 : x
  2. Step 2: Convert to fraction form
    38,116,141.47/52,601,053.91 = 20,713,607.73/x
  3. Step 3: Cross multiply
    38,116,141.47x = 52,601,053.91 × 20,713,607.73
  4. Step 4: Simplify right side
    38,116,141.47x = 1,089,557,596,772,754.75
  5. Step 5: Solve for x
    x = 1,089,557,596,772,754.75/38,116,141.47
  6. Step 6: Final answer
    x = 28,585,201.83

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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.