Home / 14,021,635.90-21,032,453.85-13,360,287.10

Finding the Fourth Proportional to 14,021,635.90, 21,032,453.85 and 13,360,287.10

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Solution

The fourth proportional to 14,021,635.90, 21,032,453.85 and 13,360,287.10 is: 20,040,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,635.90 : 21,032,453.85 = 13,360,287.10 : x
  2. Step 2: Convert to fraction form
    14,021,635.90/21,032,453.85 = 13,360,287.10/x
  3. Step 3: Cross multiply
    14,021,635.90x = 21,032,453.85 × 13,360,287.10
  4. Step 4: Simplify right side
    14,021,635.90x = 280,999,621,853,500.34
  5. Step 5: Solve for x
    x = 280,999,621,853,500.34/14,021,635.90
  6. Step 6: Final answer
    x = 20,040,430.65

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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.