Home / 20,229,436.80-30,344,155.20-5,852,973.60

Finding the Fourth Proportional to 20,229,436.80, 30,344,155.20 and 5,852,973.60

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Solution

The fourth proportional to 20,229,436.80, 30,344,155.20 and 5,852,973.60 is: 8,779,460.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,229,436.80 : 30,344,155.20 = 5,852,973.60 : x
  2. Step 2: Convert to fraction form
    20,229,436.80/30,344,155.20 = 5,852,973.60/x
  3. Step 3: Cross multiply
    20,229,436.80x = 30,344,155.20 × 5,852,973.60
  4. Step 4: Simplify right side
    20,229,436.80x = 177,603,539,299,902.72
  5. Step 5: Solve for x
    x = 177,603,539,299,902.72/20,229,436.80
  6. Step 6: Final answer
    x = 8,779,460.40

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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.