Home / 28,563,047.82-42,835,473.81-9,389,385.54

Finding the Fourth Proportional to 28,563,047.82, 42,835,473.81 and 9,389,385.54

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Solution

The fourth proportional to 28,563,047.82, 42,835,473.81 and 9,389,385.54 is: 14,081,087.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,563,047.82 : 42,835,473.81 = 9,389,385.54 : x
  2. Step 2: Convert to fraction form
    28,563,047.82/42,835,473.81 = 9,389,385.54/x
  3. Step 3: Cross multiply
    28,563,047.82x = 42,835,473.81 × 9,389,385.54
  4. Step 4: Simplify right side
    28,563,047.82x = 402,198,778,390,662.69
  5. Step 5: Solve for x
    x = 402,198,778,390,662.69/28,563,047.82
  6. Step 6: Final answer
    x = 14,081,087.60

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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.