Home / 11,121,323.60-16,683,540.60-4,731,525.20

Finding the Fourth Proportional to 11,121,323.60, 16,683,540.60 and 4,731,525.20

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Solution

The fourth proportional to 11,121,323.60, 16,683,540.60 and 4,731,525.20 is: 7,097,949.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121,323.60 : 16,683,540.60 = 4,731,525.20 : x
  2. Step 2: Convert to fraction form
    11,121,323.60/16,683,540.60 = 4,731,525.20/x
  3. Step 3: Cross multiply
    11,121,323.60x = 16,683,540.60 × 4,731,525.20
  4. Step 4: Simplify right side
    11,121,323.60x = 78,938,592,774,123.12
  5. Step 5: Solve for x
    x = 78,938,592,774,123.12/11,121,323.60
  6. Step 6: Final answer
    x = 7,097,949.45

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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.