Home / 51,463,441.76-71,020,047.85-28,259,066.94

Finding the Fourth Proportional to 51,463,441.76, 71,020,047.85 and 28,259,066.94

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Solution

The fourth proportional to 51,463,441.76, 71,020,047.85 and 28,259,066.94 is: 38,997,785.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,463,441.76 : 71,020,047.85 = 28,259,066.94 : x
  2. Step 2: Convert to fraction form
    51,463,441.76/71,020,047.85 = 28,259,066.94/x
  3. Step 3: Cross multiply
    51,463,441.76x = 71,020,047.85 × 28,259,066.94
  4. Step 4: Simplify right side
    51,463,441.76x = 2,006,960,286,656,672.50
  5. Step 5: Solve for x
    x = 2,006,960,286,656,672.50/51,463,441.76
  6. Step 6: Final answer
    x = 38,997,785.96

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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.