Home / 19,114,619.20-26,378,162.88-10,529,915.20

Finding the Fourth Proportional to 19,114,619.20, 26,378,162.88 and 10,529,915.20

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Solution

The fourth proportional to 19,114,619.20, 26,378,162.88 and 10,529,915.20 is: 14,531,276.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114,619.20 : 26,378,162.88 = 10,529,915.20 : x
  2. Step 2: Convert to fraction form
    19,114,619.20/26,378,162.88 = 10,529,915.20/x
  3. Step 3: Cross multiply
    19,114,619.20x = 26,378,162.88 × 10,529,915.20
  4. Step 4: Simplify right side
    19,114,619.20x = 277,759,818,258,187.75
  5. Step 5: Solve for x
    x = 277,759,818,258,187.75/19,114,619.20
  6. Step 6: Final answer
    x = 14,531,276.58

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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.