Home / 13,459,608.07-18,573,556.57-7,346,855.59

Finding the Fourth Proportional to 13,459,608.07, 18,573,556.57 and 7,346,855.59

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Solution

The fourth proportional to 13,459,608.07, 18,573,556.57 and 7,346,855.59 is: 10,138,277.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,459,608.07 : 18,573,556.57 = 7,346,855.59 : x
  2. Step 2: Convert to fraction form
    13,459,608.07/18,573,556.57 = 7,346,855.59/x
  3. Step 3: Cross multiply
    13,459,608.07x = 18,573,556.57 × 7,346,855.59
  4. Step 4: Simplify right side
    13,459,608.07x = 136,457,237,912,485.72
  5. Step 5: Solve for x
    x = 136,457,237,912,485.72/13,459,608.07
  6. Step 6: Final answer
    x = 10,138,277.22

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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.