Home / 72,590,463.32-108,885,595.71-33,707,653.07

Finding the Fourth Proportional to 72,590,463.32, 108,885,595.71 and 33,707,653.07

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Solution

The fourth proportional to 72,590,463.32, 108,885,595.71 and 33,707,653.07 is: 50,561,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,590,463.32 : 108,885,595.71 = 33,707,653.07 : x
  2. Step 2: Convert to fraction form
    72,590,463.32/108,885,595.71 = 33,707,653.07/x
  3. Step 3: Cross multiply
    72,590,463.32x = 108,885,595.71 × 33,707,653.07
  4. Step 4: Simplify right side
    72,590,463.32x = 3,670,277,884,512,960
  5. Step 5: Solve for x
    x = 3,670,277,884,512,960/72,590,463.32
  6. Step 6: Final answer
    x = 50,561,433.51

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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.