Home / 61,409,344.72-84,675,808.38-50,210,898.76

Finding the Fourth Proportional to 61,409,344.72, 84,675,808.38 and 50,210,898.76

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Solution

The fourth proportional to 61,409,344.72, 84,675,808.38 and 50,210,898.76 is: 69,234,551.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,409,344.72 : 84,675,808.38 = 50,210,898.76 : x
  2. Step 2: Convert to fraction form
    61,409,344.72/84,675,808.38 = 50,210,898.76/x
  3. Step 3: Cross multiply
    61,409,344.72x = 84,675,808.38 × 50,210,898.76
  4. Step 4: Simplify right side
    61,409,344.72x = 4,251,648,441,989,339
  5. Step 5: Solve for x
    x = 4,251,648,441,989,339/61,409,344.72
  6. Step 6: Final answer
    x = 69,234,551.54

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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.