Home / 57,378,730.48-79,184,307.56-31,274,939.04

Finding the Fourth Proportional to 57,378,730.48, 79,184,307.56 and 31,274,939.04

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Solution

The fourth proportional to 57,378,730.48, 79,184,307.56 and 31,274,939.04 is: 43,160,320.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,378,730.48 : 79,184,307.56 = 31,274,939.04 : x
  2. Step 2: Convert to fraction form
    57,378,730.48/79,184,307.56 = 31,274,939.04/x
  3. Step 3: Cross multiply
    57,378,730.48x = 79,184,307.56 × 31,274,939.04
  4. Step 4: Simplify right side
    57,378,730.48x = 2,476,484,391,863,611
  5. Step 5: Solve for x
    x = 2,476,484,391,863,611/57,378,730.48
  6. Step 6: Final answer
    x = 43,160,320.40

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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.