Home / 20,193,503.40-30,290,427.90-6,730,331.40

Finding the Fourth Proportional to 20,193,503.40, 30,290,427.90 and 6,730,331.40

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Solution

The fourth proportional to 20,193,503.40, 30,290,427.90 and 6,730,331.40 is: 10,095,554.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,193,503.40 : 30,290,427.90 = 6,730,331.40 : x
  2. Step 2: Convert to fraction form
    20,193,503.40/30,290,427.90 = 6,730,331.40/x
  3. Step 3: Cross multiply
    20,193,503.40x = 30,290,427.90 × 6,730,331.40
  4. Step 4: Simplify right side
    20,193,503.40x = 203,864,618,014,806.06
  5. Step 5: Solve for x
    x = 203,864,618,014,806.06/20,193,503.40
  6. Step 6: Final answer
    x = 10,095,554.69

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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.