Home / 11,875,638.80-17,799,461.40-8,880,323.60

Finding the Fourth Proportional to 11,875,638.80, 17,799,461.40 and 8,880,323.60

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Solution

The fourth proportional to 11,875,638.80, 17,799,461.40 and 8,880,323.60 is: 13,310,018.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,875,638.80 : 17,799,461.40 = 8,880,323.60 : x
  2. Step 2: Convert to fraction form
    11,875,638.80/17,799,461.40 = 8,880,323.60/x
  3. Step 3: Cross multiply
    11,875,638.80x = 17,799,461.40 × 8,880,323.60
  4. Step 4: Simplify right side
    11,875,638.80x = 158,064,977,137,709.03
  5. Step 5: Solve for x
    x = 158,064,977,137,709.03/11,875,638.80
  6. Step 6: Final answer
    x = 13,310,018.92

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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.