Home / 28,830,065.20-43,245,097.80-9,654,449.20

Finding the Fourth Proportional to 28,830,065.20, 43,245,097.80 and 9,654,449.20

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Solution

The fourth proportional to 28,830,065.20, 43,245,097.80 and 9,654,449.20 is: 14,481,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,830,065.20 : 43,245,097.80 = 9,654,449.20 : x
  2. Step 2: Convert to fraction form
    28,830,065.20/43,245,097.80 = 9,654,449.20/x
  3. Step 3: Cross multiply
    28,830,065.20x = 43,245,097.80 × 9,654,449.20
  4. Step 4: Simplify right side
    28,830,065.20x = 417,507,599,859,131.69
  5. Step 5: Solve for x
    x = 417,507,599,859,131.69/28,830,065.20
  6. Step 6: Final answer
    x = 14,481,673.80

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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.