Home / 17,380,037.60-26,070,056.40-9,317,880.80

Finding the Fourth Proportional to 17,380,037.60, 26,070,056.40 and 9,317,880.80

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Solution

The fourth proportional to 17,380,037.60, 26,070,056.40 and 9,317,880.80 is: 13,976,821.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,380,037.60 : 26,070,056.40 = 9,317,880.80 : x
  2. Step 2: Convert to fraction form
    17,380,037.60/26,070,056.40 = 9,317,880.80/x
  3. Step 3: Cross multiply
    17,380,037.60x = 26,070,056.40 × 9,317,880.80
  4. Step 4: Simplify right side
    17,380,037.60x = 242,917,677,984,477.12
  5. Step 5: Solve for x
    x = 242,917,677,984,477.12/17,380,037.60
  6. Step 6: Final answer
    x = 13,976,821.20

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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.