Home / 9,544,143.36-13,171,228.80-5,470,531.20

Finding the Fourth Proportional to 9,544,143.36, 13,171,228.80 and 5,470,531.20

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Solution

The fourth proportional to 9,544,143.36, 13,171,228.80 and 5,470,531.20 is: 7,549,511.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,544,143.36 : 13,171,228.80 = 5,470,531.20 : x
  2. Step 2: Convert to fraction form
    9,544,143.36/13,171,228.80 = 5,470,531.20/x
  3. Step 3: Cross multiply
    9,544,143.36x = 13,171,228.80 × 5,470,531.20
  4. Step 4: Simplify right side
    9,544,143.36x = 72,053,618,092,738.56
  5. Step 5: Solve for x
    x = 72,053,618,092,738.56/9,544,143.36
  6. Step 6: Final answer
    x = 7,549,511.29

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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.