Home / 57,399,898.88-79,211,804.68-31,294,409.84

Finding the Fourth Proportional to 57,399,898.88, 79,211,804.68 and 31,294,409.84

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Solution

The fourth proportional to 57,399,898.88, 79,211,804.68 and 31,294,409.84 is: 43,186,255.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,399,898.88 : 79,211,804.68 = 31,294,409.84 : x
  2. Step 2: Convert to fraction form
    57,399,898.88/79,211,804.68 = 31,294,409.84/x
  3. Step 3: Cross multiply
    57,399,898.88x = 79,211,804.68 × 31,294,409.84
  4. Step 4: Simplify right side
    57,399,898.88x = 2,478,886,679,821,950.50
  5. Step 5: Solve for x
    x = 2,478,886,679,821,950.50/57,399,898.88
  6. Step 6: Final answer
    x = 43,186,255.17

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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.