Home / 18,235,779.20-27,353,668.80-7,596,828.80

Finding the Fourth Proportional to 18,235,779.20, 27,353,668.80 and 7,596,828.80

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Solution

The fourth proportional to 18,235,779.20, 27,353,668.80 and 7,596,828.80 is: 11,395,243.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235,779.20 : 27,353,668.80 = 7,596,828.80 : x
  2. Step 2: Convert to fraction form
    18,235,779.20/27,353,668.80 = 7,596,828.80/x
  3. Step 3: Cross multiply
    18,235,779.20x = 27,353,668.80 × 7,596,828.80
  4. Step 4: Simplify right side
    18,235,779.20x = 207,801,138,925,501.44
  5. Step 5: Solve for x
    x = 207,801,138,925,501.44/18,235,779.20
  6. Step 6: Final answer
    x = 11,395,243.20

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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.