Home / 16,880,289.23-23,294,821.98-9,145,331.32

Finding the Fourth Proportional to 16,880,289.23, 23,294,821.98 and 9,145,331.32

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Solution

The fourth proportional to 16,880,289.23, 23,294,821.98 and 9,145,331.32 is: 12,620,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,880,289.23 : 23,294,821.98 = 9,145,331.32 : x
  2. Step 2: Convert to fraction form
    16,880,289.23/23,294,821.98 = 9,145,331.32/x
  3. Step 3: Cross multiply
    16,880,289.23x = 23,294,821.98 × 9,145,331.32
  4. Step 4: Simplify right side
    16,880,289.23x = 213,038,865,001,791.78
  5. Step 5: Solve for x
    x = 213,038,865,001,791.78/16,880,289.23
  6. Step 6: Final answer
    x = 12,620,569.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.