Home / 14,305,798.80-21,458,698.20-6,222,646.80

Finding the Fourth Proportional to 14,305,798.80, 21,458,698.20 and 6,222,646.80

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Solution

The fourth proportional to 14,305,798.80, 21,458,698.20 and 6,222,646.80 is: 9,333,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305,798.80 : 21,458,698.20 = 6,222,646.80 : x
  2. Step 2: Convert to fraction form
    14,305,798.80/21,458,698.20 = 6,222,646.80/x
  3. Step 3: Cross multiply
    14,305,798.80x = 21,458,698.20 × 6,222,646.80
  4. Step 4: Simplify right side
    14,305,798.80x = 133,529,899,686,395.75
  5. Step 5: Solve for x
    x = 133,529,899,686,395.75/14,305,798.80
  6. Step 6: Final answer
    x = 9,333,970.20

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Double scale
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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.