Home / 51,997,873.68-71,756,188.68-28,792,502.40

Finding the Fourth Proportional to 51,997,873.68, 71,756,188.68 and 28,792,502.40

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Solution

The fourth proportional to 51,997,873.68, 71,756,188.68 and 28,792,502.40 is: 39,733,167.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,997,873.68 : 71,756,188.68 = 28,792,502.40 : x
  2. Step 2: Convert to fraction form
    51,997,873.68/71,756,188.68 = 28,792,502.40/x
  3. Step 3: Cross multiply
    51,997,873.68x = 71,756,188.68 × 28,792,502.40
  4. Step 4: Simplify right side
    51,997,873.68x = 2,066,040,234,783,753
  5. Step 5: Solve for x
    x = 2,066,040,234,783,753/51,997,873.68
  6. Step 6: Final answer
    x = 39,733,167.70

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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.