Home / 14,191,762.80-21,263,149.80-6,603,164.40

Finding the Fourth Proportional to 14,191,762.80, 21,263,149.80 and 6,603,164.40

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Solution

The fourth proportional to 14,191,762.80, 21,263,149.80 and 6,603,164.40 is: 9,893,349.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,762.80 : 21,263,149.80 = 6,603,164.40 : x
  2. Step 2: Convert to fraction form
    14,191,762.80/21,263,149.80 = 6,603,164.40/x
  3. Step 3: Cross multiply
    14,191,762.80x = 21,263,149.80 × 6,603,164.40
  4. Step 4: Simplify right side
    14,191,762.80x = 140,404,073,791,227.14
  5. Step 5: Solve for x
    x = 140,404,073,791,227.14/14,191,762.80
  6. Step 6: Final answer
    x = 9,893,349.81

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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.