Home / 18,694,047.35-28,017,483.48-9,474,336.36

Finding the Fourth Proportional to 18,694,047.35, 28,017,483.48 and 9,474,336.36

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Solution

The fourth proportional to 18,694,047.35, 28,017,483.48 and 9,474,336.36 is: 14,199,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,694,047.35 : 28,017,483.48 = 9,474,336.36 : x
  2. Step 2: Convert to fraction form
    18,694,047.35/28,017,483.48 = 9,474,336.36/x
  3. Step 3: Cross multiply
    18,694,047.35x = 28,017,483.48 × 9,474,336.36
  4. Step 4: Simplify right side
    18,694,047.35x = 265,447,062,450,263.31
  5. Step 5: Solve for x
    x = 265,447,062,450,263.31/18,694,047.35
  6. Step 6: Final answer
    x = 14,199,550.13

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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.