Home / 8,588,636.63-11,852,465.78-4,721,320.79

Finding the Fourth Proportional to 8,588,636.63, 11,852,465.78 and 4,721,320.79

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Solution

The fourth proportional to 8,588,636.63, 11,852,465.78 and 4,721,320.79 is: 6,515,503.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,588,636.63 : 11,852,465.78 = 4,721,320.79 : x
  2. Step 2: Convert to fraction form
    8,588,636.63/11,852,465.78 = 4,721,320.79/x
  3. Step 3: Cross multiply
    8,588,636.63x = 11,852,465.78 × 4,721,320.79
  4. Step 4: Simplify right side
    8,588,636.63x = 55,959,293,099,877.56
  5. Step 5: Solve for x
    x = 55,959,293,099,877.56/8,588,636.63
  6. Step 6: Final answer
    x = 6,515,503.63

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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.