Home / 19,116,004.40-28,655,344.20-17,100,465.20

Finding the Fourth Proportional to 19,116,004.40, 28,655,344.20 and 17,100,465.20

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Solution

The fourth proportional to 19,116,004.40, 28,655,344.20 and 17,100,465.20 is: 25,634,003.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116,004.40 : 28,655,344.20 = 17,100,465.20 : x
  2. Step 2: Convert to fraction form
    19,116,004.40/28,655,344.20 = 17,100,465.20/x
  3. Step 3: Cross multiply
    19,116,004.40x = 28,655,344.20 × 17,100,465.20
  4. Step 4: Simplify right side
    19,116,004.40x = 490,019,716,286,121.81
  5. Step 5: Solve for x
    x = 490,019,716,286,121.81/19,116,004.40
  6. Step 6: Final answer
    x = 25,634,003.11

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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.