Home / 31,935,153.36-44,090,041.32-20,782,273.08

Finding the Fourth Proportional to 31,935,153.36, 44,090,041.32 and 20,782,273.08

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Solution

The fourth proportional to 31,935,153.36, 44,090,041.32 and 20,782,273.08 is: 28,692,246.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935,153.36 : 44,090,041.32 = 20,782,273.08 : x
  2. Step 2: Convert to fraction form
    31,935,153.36/44,090,041.32 = 20,782,273.08/x
  3. Step 3: Cross multiply
    31,935,153.36x = 44,090,041.32 × 20,782,273.08
  4. Step 4: Simplify right side
    31,935,153.36x = 916,291,278,820,723.62
  5. Step 5: Solve for x
    x = 916,291,278,820,723.62/31,935,153.36
  6. Step 6: Final answer
    x = 28,692,246.08

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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.