Home / 13,533,922.80-18,675,085.86-7,733,080.08

Finding the Fourth Proportional to 13,533,922.80, 18,675,085.86 and 7,733,080.08

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Solution

The fourth proportional to 13,533,922.80, 18,675,085.86 and 7,733,080.08 is: 10,670,663.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,533,922.80 : 18,675,085.86 = 7,733,080.08 : x
  2. Step 2: Convert to fraction form
    13,533,922.80/18,675,085.86 = 7,733,080.08/x
  3. Step 3: Cross multiply
    13,533,922.80x = 18,675,085.86 × 7,733,080.08
  4. Step 4: Simplify right side
    13,533,922.80x = 144,415,934,456,255.66
  5. Step 5: Solve for x
    x = 144,415,934,456,255.66/13,533,922.80
  6. Step 6: Final answer
    x = 10,670,663.38

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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.