Home / 38,095,121.15-57,143,866.80-18,126,156.32

Finding the Fourth Proportional to 38,095,121.15, 57,143,866.80 and 18,126,156.32

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Solution

The fourth proportional to 38,095,121.15, 57,143,866.80 and 18,126,156.32 is: 27,189,798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,095,121.15 : 57,143,866.80 = 18,126,156.32 : x
  2. Step 2: Convert to fraction form
    38,095,121.15/57,143,866.80 = 18,126,156.32/x
  3. Step 3: Cross multiply
    38,095,121.15x = 57,143,866.80 × 18,126,156.32
  4. Step 4: Simplify right side
    38,095,121.15x = 1,035,798,662,346,058.12
  5. Step 5: Solve for x
    x = 1,035,798,662,346,058.12/38,095,121.15
  6. Step 6: Final answer
    x = 27,189,798.35

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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.