Home / 28,534,591.50-42,792,896.06-9,360,880.62

Finding the Fourth Proportional to 28,534,591.50, 42,792,896.06 and 9,360,880.62

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Solution

The fourth proportional to 28,534,591.50, 42,792,896.06 and 9,360,880.62 is: 14,038,371.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,591.50 : 42,792,896.06 = 9,360,880.62 : x
  2. Step 2: Convert to fraction form
    28,534,591.50/42,792,896.06 = 9,360,880.62/x
  3. Step 3: Cross multiply
    28,534,591.50x = 42,792,896.06 × 9,360,880.62
  4. Step 4: Simplify right side
    28,534,591.50x = 400,579,191,401,728.38
  5. Step 5: Solve for x
    x = 400,579,191,401,728.38/28,534,591.50
  6. Step 6: Final answer
    x = 14,038,371.34

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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.