Home / 18,704,461.60-28,056,692.40-17,269,570.90

Finding the Fourth Proportional to 18,704,461.60, 28,056,692.40 and 17,269,570.90

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Solution

The fourth proportional to 18,704,461.60, 28,056,692.40 and 17,269,570.90 is: 25,904,356.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,704,461.60 : 28,056,692.40 = 17,269,570.90 : x
  2. Step 2: Convert to fraction form
    18,704,461.60/28,056,692.40 = 17,269,570.90/x
  3. Step 3: Cross multiply
    18,704,461.60x = 28,056,692.40 × 17,269,570.90
  4. Step 4: Simplify right side
    18,704,461.60x = 484,527,038,621,291.06
  5. Step 5: Solve for x
    x = 484,527,038,621,291.06/18,704,461.60
  6. Step 6: Final answer
    x = 25,904,356.35

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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.