Home / 50,862,931.41-70,188,709.64-28,837,912.80

Finding the Fourth Proportional to 50,862,931.41, 70,188,709.64 and 28,837,912.80

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Solution

The fourth proportional to 50,862,931.41, 70,188,709.64 and 28,837,912.80 is: 39,795,108.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,862,931.41 : 70,188,709.64 = 28,837,912.80 : x
  2. Step 2: Convert to fraction form
    50,862,931.41/70,188,709.64 = 28,837,912.80/x
  3. Step 3: Cross multiply
    50,862,931.41x = 70,188,709.64 × 28,837,912.80
  4. Step 4: Simplify right side
    50,862,931.41x = 2,024,095,887,998,650
  5. Step 5: Solve for x
    x = 2,024,095,887,998,650/50,862,931.41
  6. Step 6: Final answer
    x = 39,795,108.77

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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.