Home / 7,929,369.89-10,922,062.74-5,602,222.75

Finding the Fourth Proportional to 7,929,369.89, 10,922,062.74 and 5,602,222.75

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Solution

The fourth proportional to 7,929,369.89, 10,922,062.74 and 5,602,222.75 is: 7,716,606.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929,369.89 : 10,922,062.74 = 5,602,222.75 : x
  2. Step 2: Convert to fraction form
    7,929,369.89/10,922,062.74 = 5,602,222.75/x
  3. Step 3: Cross multiply
    7,929,369.89x = 10,922,062.74 × 5,602,222.75
  4. Step 4: Simplify right side
    7,929,369.89x = 61,187,828,317,491.52
  5. Step 5: Solve for x
    x = 61,187,828,317,491.52/7,929,369.89
  6. Step 6: Final answer
    x = 7,716,606.64

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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.