Home / 16,915,191.84-23,342,980.77-9,180,236.16

Finding the Fourth Proportional to 16,915,191.84, 23,342,980.77 and 9,180,236.16

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Solution

The fourth proportional to 16,915,191.84, 23,342,980.77 and 9,180,236.16 is: 12,668,734.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,915,191.84 : 23,342,980.77 = 9,180,236.16 : x
  2. Step 2: Convert to fraction form
    16,915,191.84/23,342,980.77 = 9,180,236.16/x
  3. Step 3: Cross multiply
    16,915,191.84x = 23,342,980.77 × 9,180,236.16
  4. Step 4: Simplify right side
    16,915,191.84x = 214,294,076,146,938.66
  5. Step 5: Solve for x
    x = 214,294,076,146,938.66/16,915,191.84
  6. Step 6: Final answer
    x = 12,668,734.60

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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.