Home / 28,768,378.52-43,152,941.74-9,599,135.58

Finding the Fourth Proportional to 28,768,378.52, 43,152,941.74 and 9,599,135.58

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Solution

The fourth proportional to 28,768,378.52, 43,152,941.74 and 9,599,135.58 is: 14,398,828.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,768,378.52 : 43,152,941.74 = 9,599,135.58 : x
  2. Step 2: Convert to fraction form
    28,768,378.52/43,152,941.74 = 9,599,135.58/x
  3. Step 3: Cross multiply
    28,768,378.52x = 43,152,941.74 × 9,599,135.58
  4. Step 4: Simplify right side
    28,768,378.52x = 414,230,938,438,101.12
  5. Step 5: Solve for x
    x = 414,230,938,438,101.12/28,768,378.52
  6. Step 6: Final answer
    x = 14,398,828.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.