Home / 10,626,065.30-15,939,043.55-4,149,798.42

Finding the Fourth Proportional to 10,626,065.30, 15,939,043.55 and 4,149,798.42

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Solution

The fourth proportional to 10,626,065.30, 15,939,043.55 and 4,149,798.42 is: 6,224,676.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,626,065.30 : 15,939,043.55 = 4,149,798.42 : x
  2. Step 2: Convert to fraction form
    10,626,065.30/15,939,043.55 = 4,149,798.42/x
  3. Step 3: Cross multiply
    10,626,065.30x = 15,939,043.55 × 4,149,798.42
  4. Step 4: Simplify right side
    10,626,065.30x = 66,143,817,740,101.20
  5. Step 5: Solve for x
    x = 66,143,817,740,101.20/10,626,065.30
  6. Step 6: Final answer
    x = 6,224,676.39

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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.