Home / 22,009,813.60-33,014,720.40-19,770,325.60

Finding the Fourth Proportional to 22,009,813.60, 33,014,720.40 and 19,770,325.60

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Solution

The fourth proportional to 22,009,813.60, 33,014,720.40 and 19,770,325.60 is: 29,655,488.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009,813.60 : 33,014,720.40 = 19,770,325.60 : x
  2. Step 2: Convert to fraction form
    22,009,813.60/33,014,720.40 = 19,770,325.60/x
  3. Step 3: Cross multiply
    22,009,813.60x = 33,014,720.40 × 19,770,325.60
  4. Step 4: Simplify right side
    22,009,813.60x = 652,711,771,900,962.25
  5. Step 5: Solve for x
    x = 652,711,771,900,962.25/22,009,813.60
  6. Step 6: Final answer
    x = 29,655,488.40

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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.