Home / 14,252,220.55-19,668,090.60-7,725,829.82

Finding the Fourth Proportional to 14,252,220.55, 19,668,090.60 and 7,725,829.82

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Solution

The fourth proportional to 14,252,220.55, 19,668,090.60 and 7,725,829.82 is: 10,661,659.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252,220.55 : 19,668,090.60 = 7,725,829.82 : x
  2. Step 2: Convert to fraction form
    14,252,220.55/19,668,090.60 = 7,725,829.82/x
  3. Step 3: Cross multiply
    14,252,220.55x = 19,668,090.60 × 7,725,829.82
  4. Step 4: Simplify right side
    14,252,220.55x = 151,952,320,859,941.72
  5. Step 5: Solve for x
    x = 151,952,320,859,941.72/14,252,220.55
  6. Step 6: Final answer
    x = 10,661,659.38

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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.