Home / 55,640,777.23-76,793,463.63-30,868,944.66

Finding the Fourth Proportional to 55,640,777.23, 76,793,463.63 and 30,868,944.66

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Solution

The fourth proportional to 55,640,777.23, 76,793,463.63 and 30,868,944.66 is: 42,604,242.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,640,777.23 : 76,793,463.63 = 30,868,944.66 : x
  2. Step 2: Convert to fraction form
    55,640,777.23/76,793,463.63 = 30,868,944.66/x
  3. Step 3: Cross multiply
    55,640,777.23x = 76,793,463.63 × 30,868,944.66
  4. Step 4: Simplify right side
    55,640,777.23x = 2,370,533,178,741,369
  5. Step 5: Solve for x
    x = 2,370,533,178,741,369/55,640,777.23
  6. Step 6: Final answer
    x = 42,604,242.73

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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.