Home / 12,328,056.80-18,492,085.20-5,596,470.80

Finding the Fourth Proportional to 12,328,056.80, 18,492,085.20 and 5,596,470.80

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Solution

The fourth proportional to 12,328,056.80, 18,492,085.20 and 5,596,470.80 is: 8,394,706.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,328,056.80 : 18,492,085.20 = 5,596,470.80 : x
  2. Step 2: Convert to fraction form
    12,328,056.80/18,492,085.20 = 5,596,470.80/x
  3. Step 3: Cross multiply
    12,328,056.80x = 18,492,085.20 × 5,596,470.80
  4. Step 4: Simplify right side
    12,328,056.80x = 103,490,414,852,912.16
  5. Step 5: Solve for x
    x = 103,490,414,852,912.16/12,328,056.80
  6. Step 6: Final answer
    x = 8,394,706.20

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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.