Home / 12,592,635.90-18,893,619.45-12,126,075.90

Finding the Fourth Proportional to 12,592,635.90, 18,893,619.45 and 12,126,075.90

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Solution

The fourth proportional to 12,592,635.90, 18,893,619.45 and 12,126,075.90 is: 18,193,606.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592,635.90 : 18,893,619.45 = 12,126,075.90 : x
  2. Step 2: Convert to fraction form
    12,592,635.90/18,893,619.45 = 12,126,075.90/x
  3. Step 3: Cross multiply
    12,592,635.90x = 18,893,619.45 × 12,126,075.90
  4. Step 4: Simplify right side
    12,592,635.90x = 229,105,463,476,416.25
  5. Step 5: Solve for x
    x = 229,105,463,476,416.25/12,592,635.90
  6. Step 6: Final answer
    x = 18,193,606.59

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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.