Home / 8,226,368.80-12,334,369.20-3,437,389.60

Finding the Fourth Proportional to 8,226,368.80, 12,334,369.20 and 3,437,389.60

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Solution

The fourth proportional to 8,226,368.80, 12,334,369.20 and 3,437,389.60 is: 5,153,918.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,368.80 : 12,334,369.20 = 3,437,389.60 : x
  2. Step 2: Convert to fraction form
    8,226,368.80/12,334,369.20 = 3,437,389.60/x
  3. Step 3: Cross multiply
    8,226,368.80x = 12,334,369.20 × 3,437,389.60
  4. Step 4: Simplify right side
    8,226,368.80x = 42,398,032,410,640.32
  5. Step 5: Solve for x
    x = 42,398,032,410,640.32/8,226,368.80
  6. Step 6: Final answer
    x = 5,153,918.26

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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.