Home / 28,999,408.80-43,497,730.80-9,828,285.60

Finding the Fourth Proportional to 28,999,408.80, 43,497,730.80 and 9,828,285.60

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Solution

The fourth proportional to 28,999,408.80, 43,497,730.80 and 9,828,285.60 is: 14,741,959.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,999,408.80 : 43,497,730.80 = 9,828,285.60 : x
  2. Step 2: Convert to fraction form
    28,999,408.80/43,497,730.80 = 9,828,285.60/x
  3. Step 3: Cross multiply
    28,999,408.80x = 43,497,730.80 × 9,828,285.60
  4. Step 4: Simplify right side
    28,999,408.80x = 427,508,121,254,316.44
  5. Step 5: Solve for x
    x = 427,508,121,254,316.44/28,999,408.80
  6. Step 6: Final answer
    x = 14,741,959.89

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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.