Home / 12,523,435.40-17,290,631.04-9,617,612.24

Finding the Fourth Proportional to 12,523,435.40, 17,290,631.04 and 9,617,612.24

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Solution

The fourth proportional to 12,523,435.40, 17,290,631.04 and 9,617,612.24 is: 13,278,671.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,523,435.40 : 17,290,631.04 = 9,617,612.24 : x
  2. Step 2: Convert to fraction form
    12,523,435.40/17,290,631.04 = 9,617,612.24/x
  3. Step 3: Cross multiply
    12,523,435.40x = 17,290,631.04 × 9,617,612.24
  4. Step 4: Simplify right side
    12,523,435.40x = 166,294,584,727,627.94
  5. Step 5: Solve for x
    x = 166,294,584,727,627.94/12,523,435.40
  6. Step 6: Final answer
    x = 13,278,671.50

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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.