Home / 9,072,362.40-13,608,543.74-9,009,376.80

Finding the Fourth Proportional to 9,072,362.40, 13,608,543.74 and 9,009,376.80

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Solution

The fourth proportional to 9,072,362.40, 13,608,543.74 and 9,009,376.80 is: 13,514,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,362.40 : 13,608,543.74 = 9,009,376.80 : x
  2. Step 2: Convert to fraction form
    9,072,362.40/13,608,543.74 = 9,009,376.80/x
  3. Step 3: Cross multiply
    9,072,362.40x = 13,608,543.74 × 9,009,376.80
  4. Step 4: Simplify right side
    9,072,362.40x = 122,604,498,207,894.36
  5. Step 5: Solve for x
    x = 122,604,498,207,894.36/9,072,362.40
  6. Step 6: Final answer
    x = 13,514,065.33

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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.