Home / 10,712,021.76-14,782,930.56-5,883,125.76

Finding the Fourth Proportional to 10,712,021.76, 14,782,930.56 and 5,883,125.76

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Solution

The fourth proportional to 10,712,021.76, 14,782,930.56 and 5,883,125.76 is: 8,118,900.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,712,021.76 : 14,782,930.56 = 5,883,125.76 : x
  2. Step 2: Convert to fraction form
    10,712,021.76/14,782,930.56 = 5,883,125.76/x
  3. Step 3: Cross multiply
    10,712,021.76x = 14,782,930.56 × 5,883,125.76
  4. Step 4: Simplify right side
    10,712,021.76x = 86,969,839,585,827.22
  5. Step 5: Solve for x
    x = 86,969,839,585,827.22/10,712,021.76
  6. Step 6: Final answer
    x = 8,118,900.57

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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.