Home / 12,151,271.70-18,226,907.55-11,227,482.90

Finding the Fourth Proportional to 12,151,271.70, 18,226,907.55 and 11,227,482.90

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Solution

The fourth proportional to 12,151,271.70, 18,226,907.55 and 11,227,482.90 is: 16,841,224.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,271.70 : 18,226,907.55 = 11,227,482.90 : x
  2. Step 2: Convert to fraction form
    12,151,271.70/18,226,907.55 = 11,227,482.90/x
  3. Step 3: Cross multiply
    12,151,271.70x = 18,226,907.55 × 11,227,482.90
  4. Step 4: Simplify right side
    12,151,271.70x = 204,642,292,837,505.91
  5. Step 5: Solve for x
    x = 204,642,292,837,505.91/12,151,271.70
  6. Step 6: Final answer
    x = 16,841,224.35

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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.