Home / 13,549,496.80-20,307,656.40-5,968,415.20

Finding the Fourth Proportional to 13,549,496.80, 20,307,656.40 and 5,968,415.20

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Solution

The fourth proportional to 13,549,496.80, 20,307,656.40 and 5,968,415.20 is: 8,945,315.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,549,496.80 : 20,307,656.40 = 5,968,415.20 : x
  2. Step 2: Convert to fraction form
    13,549,496.80/20,307,656.40 = 5,968,415.20/x
  3. Step 3: Cross multiply
    13,549,496.80x = 20,307,656.40 × 5,968,415.20
  4. Step 4: Simplify right side
    13,549,496.80x = 121,204,525,134,137.28
  5. Step 5: Solve for x
    x = 121,204,525,134,137.28/13,549,496.80
  6. Step 6: Final answer
    x = 8,945,315.60

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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.