Home / 53,438,263.35-73,744,495.50-28,991,452.47

Finding the Fourth Proportional to 53,438,263.35, 73,744,495.50 and 28,991,452.47

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Solution

The fourth proportional to 53,438,263.35, 73,744,495.50 and 28,991,452.47 is: 40,008,037.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,438,263.35 : 73,744,495.50 = 28,991,452.47 : x
  2. Step 2: Convert to fraction form
    53,438,263.35/73,744,495.50 = 28,991,452.47/x
  3. Step 3: Cross multiply
    53,438,263.35x = 73,744,495.50 × 28,991,452.47
  4. Step 4: Simplify right side
    53,438,263.35x = 2,137,960,036,212,378.75
  5. Step 5: Solve for x
    x = 2,137,960,036,212,378.75/53,438,263.35
  6. Step 6: Final answer
    x = 40,008,037.35

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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.