Home / 12,393,999.60-18,590,999.40-11,554,191.60

Finding the Fourth Proportional to 12,393,999.60, 18,590,999.40 and 11,554,191.60

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Solution

The fourth proportional to 12,393,999.60, 18,590,999.40 and 11,554,191.60 is: 17,331,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,393,999.60 : 18,590,999.40 = 11,554,191.60 : x
  2. Step 2: Convert to fraction form
    12,393,999.60/18,590,999.40 = 11,554,191.60/x
  3. Step 3: Cross multiply
    12,393,999.60x = 18,590,999.40 × 11,554,191.60
  4. Step 4: Simplify right side
    12,393,999.60x = 214,803,969,103,085.03
  5. Step 5: Solve for x
    x = 214,803,969,103,085.03/12,393,999.60
  6. Step 6: Final answer
    x = 17,331,287.40

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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.