Home / 11,393,146.30-17,089,719.45-10,528,071.10

Finding the Fourth Proportional to 11,393,146.30, 17,089,719.45 and 10,528,071.10

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Solution

The fourth proportional to 11,393,146.30, 17,089,719.45 and 10,528,071.10 is: 15,792,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393,146.30 : 17,089,719.45 = 10,528,071.10 : x
  2. Step 2: Convert to fraction form
    11,393,146.30/17,089,719.45 = 10,528,071.10/x
  3. Step 3: Cross multiply
    11,393,146.30x = 17,089,719.45 × 10,528,071.10
  4. Step 4: Simplify right side
    11,393,146.30x = 179,921,781,448,652.88
  5. Step 5: Solve for x
    x = 179,921,781,448,652.88/11,393,146.30
  6. Step 6: Final answer
    x = 15,792,106.65

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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.