Home / 28,596,074.40-42,915,106.80-19,008,266.40

Finding the Fourth Proportional to 28,596,074.40, 42,915,106.80 and 19,008,266.40

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Solution

The fourth proportional to 28,596,074.40, 42,915,106.80 and 19,008,266.40 is: 28,526,355.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,596,074.40 : 42,915,106.80 = 19,008,266.40 : x
  2. Step 2: Convert to fraction form
    28,596,074.40/42,915,106.80 = 19,008,266.40/x
  3. Step 3: Cross multiply
    28,596,074.40x = 42,915,106.80 × 19,008,266.40
  4. Step 4: Simplify right side
    28,596,074.40x = 815,741,782,638,851.38
  5. Step 5: Solve for x
    x = 815,741,782,638,851.38/28,596,074.40
  6. Step 6: Final answer
    x = 28,526,355.44

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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.