Home / 13,475,276.40-20,212,914.60-11,349,512.40

Finding the Fourth Proportional to 13,475,276.40, 20,212,914.60 and 11,349,512.40

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Solution

The fourth proportional to 13,475,276.40, 20,212,914.60 and 11,349,512.40 is: 17,024,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,475,276.40 : 20,212,914.60 = 11,349,512.40 : x
  2. Step 2: Convert to fraction form
    13,475,276.40/20,212,914.60 = 11,349,512.40/x
  3. Step 3: Cross multiply
    13,475,276.40x = 20,212,914.60 × 11,349,512.40
  4. Step 4: Simplify right side
    13,475,276.40x = 229,406,724,892,841.06
  5. Step 5: Solve for x
    x = 229,406,724,892,841.06/13,475,276.40
  6. Step 6: Final answer
    x = 17,024,268.60

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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.