Home / 33,036,012.40-49,554,018.60-21,556,886.80

Finding the Fourth Proportional to 33,036,012.40, 49,554,018.60 and 21,556,886.80

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Solution

The fourth proportional to 33,036,012.40, 49,554,018.60 and 21,556,886.80 is: 32,335,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,036,012.40 : 49,554,018.60 = 21,556,886.80 : x
  2. Step 2: Convert to fraction form
    33,036,012.40/49,554,018.60 = 21,556,886.80/x
  3. Step 3: Cross multiply
    33,036,012.40x = 49,554,018.60 × 21,556,886.80
  4. Step 4: Simplify right side
    33,036,012.40x = 1,068,230,369,445,294.50
  5. Step 5: Solve for x
    x = 1,068,230,369,445,294.50/33,036,012.40
  6. Step 6: Final answer
    x = 32,335,330.20

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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.