Home / 14,301,880.32-19,736,179.36-8,107,501.60

Finding the Fourth Proportional to 14,301,880.32, 19,736,179.36 and 8,107,501.60

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Solution

The fourth proportional to 14,301,880.32, 19,736,179.36 and 8,107,501.60 is: 11,188,116.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301,880.32 : 19,736,179.36 = 8,107,501.60 : x
  2. Step 2: Convert to fraction form
    14,301,880.32/19,736,179.36 = 8,107,501.60/x
  3. Step 3: Cross multiply
    14,301,880.32x = 19,736,179.36 × 8,107,501.60
  4. Step 4: Simplify right side
    14,301,880.32x = 160,011,105,739,086.97
  5. Step 5: Solve for x
    x = 160,011,105,739,086.97/14,301,880.32
  6. Step 6: Final answer
    x = 11,188,116.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.