Home / 12,417,635.95-18,626,459.09-5,586,229.80

Finding the Fourth Proportional to 12,417,635.95, 18,626,459.09 and 5,586,229.80

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Solution

The fourth proportional to 12,417,635.95, 18,626,459.09 and 5,586,229.80 is: 8,379,347.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,417,635.95 : 18,626,459.09 = 5,586,229.80 : x
  2. Step 2: Convert to fraction form
    12,417,635.95/18,626,459.09 = 5,586,229.80/x
  3. Step 3: Cross multiply
    12,417,635.95x = 18,626,459.09 × 5,586,229.80
  4. Step 4: Simplify right side
    12,417,635.95x = 104,051,680,809,107.73
  5. Step 5: Solve for x
    x = 104,051,680,809,107.73/12,417,635.95
  6. Step 6: Final answer
    x = 8,379,347.02

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1.5x scale

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.