Home / 13,824,085.60-20,736,128.40-6,265,813.60

Finding the Fourth Proportional to 13,824,085.60, 20,736,128.40 and 6,265,813.60

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Solution

The fourth proportional to 13,824,085.60, 20,736,128.40 and 6,265,813.60 is: 9,398,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824,085.60 : 20,736,128.40 = 6,265,813.60 : x
  2. Step 2: Convert to fraction form
    13,824,085.60/20,736,128.40 = 6,265,813.60/x
  3. Step 3: Cross multiply
    13,824,085.60x = 20,736,128.40 × 6,265,813.60
  4. Step 4: Simplify right side
    13,824,085.60x = 129,928,715,340,066.22
  5. Step 5: Solve for x
    x = 129,928,715,340,066.22/13,824,085.60
  6. Step 6: Final answer
    x = 9,398,720.40

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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.