Home / 12,624,266.60-18,914,627.10-5,878,845.80

Finding the Fourth Proportional to 12,624,266.60, 18,914,627.10 and 5,878,845.80

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Solution

The fourth proportional to 12,624,266.60, 18,914,627.10 and 5,878,845.80 is: 8,808,129.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,624,266.60 : 18,914,627.10 = 5,878,845.80 : x
  2. Step 2: Convert to fraction form
    12,624,266.60/18,914,627.10 = 5,878,845.80/x
  3. Step 3: Cross multiply
    12,624,266.60x = 18,914,627.10 × 5,878,845.80
  4. Step 4: Simplify right side
    12,624,266.60x = 111,196,176,085,401.19
  5. Step 5: Solve for x
    x = 111,196,176,085,401.19/12,624,266.60
  6. Step 6: Final answer
    x = 8,808,129.58

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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.