Home / 19,101,200.40-28,651,800.60-13,054,582.80

Finding the Fourth Proportional to 19,101,200.40, 28,651,800.60 and 13,054,582.80

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Solution

The fourth proportional to 19,101,200.40, 28,651,800.60 and 13,054,582.80 is: 19,581,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101,200.40 : 28,651,800.60 = 13,054,582.80 : x
  2. Step 2: Convert to fraction form
    19,101,200.40/28,651,800.60 = 13,054,582.80/x
  3. Step 3: Cross multiply
    19,101,200.40x = 28,651,800.60 × 13,054,582.80
  4. Step 4: Simplify right side
    19,101,200.40x = 374,037,303,301,789.75
  5. Step 5: Solve for x
    x = 374,037,303,301,789.75/19,101,200.40
  6. Step 6: Final answer
    x = 19,581,874.20

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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.