Home / 19,928,125.20-29,892,187.80-19,550,211.60

Finding the Fourth Proportional to 19,928,125.20, 29,892,187.80 and 19,550,211.60

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Solution

The fourth proportional to 19,928,125.20, 29,892,187.80 and 19,550,211.60 is: 29,325,317.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,928,125.20 : 29,892,187.80 = 19,550,211.60 : x
  2. Step 2: Convert to fraction form
    19,928,125.20/29,892,187.80 = 19,550,211.60/x
  3. Step 3: Cross multiply
    19,928,125.20x = 29,892,187.80 × 19,550,211.60
  4. Step 4: Simplify right side
    19,928,125.20x = 584,398,596,676,938.50
  5. Step 5: Solve for x
    x = 584,398,596,676,938.50/19,928,125.20
  6. Step 6: Final answer
    x = 29,325,317.40

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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.