Home / 19,422,043.60-29,133,065.40-6,814,555.60

Finding the Fourth Proportional to 19,422,043.60, 29,133,065.40 and 6,814,555.60

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Solution

The fourth proportional to 19,422,043.60, 29,133,065.40 and 6,814,555.60 is: 10,221,833.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,043.60 : 29,133,065.40 = 6,814,555.60 : x
  2. Step 2: Convert to fraction form
    19,422,043.60/29,133,065.40 = 6,814,555.60/x
  3. Step 3: Cross multiply
    19,422,043.60x = 29,133,065.40 × 6,814,555.60
  4. Step 4: Simplify right side
    19,422,043.60x = 198,528,893,966,736.22
  5. Step 5: Solve for x
    x = 198,528,893,966,736.22/19,422,043.60
  6. Step 6: Final answer
    x = 10,221,833.40

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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.