Home / 13,771,371.40-20,657,834.70-4,187,062.60

Finding the Fourth Proportional to 13,771,371.40, 20,657,834.70 and 4,187,062.60

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Solution

The fourth proportional to 13,771,371.40, 20,657,834.70 and 4,187,062.60 is: 6,280,830.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,771,371.40 : 20,657,834.70 = 4,187,062.60 : x
  2. Step 2: Convert to fraction form
    13,771,371.40/20,657,834.70 = 4,187,062.60/x
  3. Step 3: Cross multiply
    13,771,371.40x = 20,657,834.70 × 4,187,062.60
  4. Step 4: Simplify right side
    13,771,371.40x = 86,495,647,069,352.22
  5. Step 5: Solve for x
    x = 86,495,647,069,352.22/13,771,371.40
  6. Step 6: Final answer
    x = 6,280,830.32

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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.