Home / 19,133,640.32-26,404,416.06-10,431,820.04

Finding the Fourth Proportional to 19,133,640.32, 26,404,416.06 and 10,431,820.04

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Solution

The fourth proportional to 19,133,640.32, 26,404,416.06 and 10,431,820.04 is: 14,395,907.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133,640.32 : 26,404,416.06 = 10,431,820.04 : x
  2. Step 2: Convert to fraction form
    19,133,640.32/26,404,416.06 = 10,431,820.04/x
  3. Step 3: Cross multiply
    19,133,640.32x = 26,404,416.06 × 10,431,820.04
  4. Step 4: Simplify right side
    19,133,640.32x = 275,446,116,599,205.81
  5. Step 5: Solve for x
    x = 275,446,116,599,205.81/19,133,640.32
  6. Step 6: Final answer
    x = 14,395,907.52

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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.