Home / 14,021,684.70-21,032,527.05-6,463,412.70

Finding the Fourth Proportional to 14,021,684.70, 21,032,527.05 and 6,463,412.70

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Solution

The fourth proportional to 14,021,684.70, 21,032,527.05 and 6,463,412.70 is: 9,695,119.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,684.70 : 21,032,527.05 = 6,463,412.70 : x
  2. Step 2: Convert to fraction form
    14,021,684.70/21,032,527.05 = 6,463,412.70/x
  3. Step 3: Cross multiply
    14,021,684.70x = 21,032,527.05 × 6,463,412.70
  4. Step 4: Simplify right side
    14,021,684.70x = 135,941,902,448,063.55
  5. Step 5: Solve for x
    x = 135,941,902,448,063.55/14,021,684.70
  6. Step 6: Final answer
    x = 9,695,119.05

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Similar ratio
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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.