Home / 11,487,090.55-15,852,517.17-6,330,784.25

Finding the Fourth Proportional to 11,487,090.55, 15,852,517.17 and 6,330,784.25

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Solution

The fourth proportional to 11,487,090.55, 15,852,517.17 and 6,330,784.25 is: 8,736,665.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487,090.55 : 15,852,517.17 = 6,330,784.25 : x
  2. Step 2: Convert to fraction form
    11,487,090.55/15,852,517.17 = 6,330,784.25/x
  3. Step 3: Cross multiply
    11,487,090.55x = 15,852,517.17 × 6,330,784.25
  4. Step 4: Simplify right side
    11,487,090.55x = 100,358,865,985,021.69
  5. Step 5: Solve for x
    x = 100,358,865,985,021.69/11,487,090.55
  6. Step 6: Final answer
    x = 8,736,665.35

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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.