Home / 12,708,515.10-17,537,928.40-6,907,295.10

Finding the Fourth Proportional to 12,708,515.10, 17,537,928.40 and 6,907,295.10

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Solution

The fourth proportional to 12,708,515.10, 17,537,928.40 and 6,907,295.10 is: 9,532,163.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,708,515.10 : 17,537,928.40 = 6,907,295.10 : x
  2. Step 2: Convert to fraction form
    12,708,515.10/17,537,928.40 = 6,907,295.10/x
  3. Step 3: Cross multiply
    12,708,515.10x = 17,537,928.40 × 6,907,295.10
  4. Step 4: Simplify right side
    12,708,515.10x = 121,139,646,901,470.83
  5. Step 5: Solve for x
    x = 121,139,646,901,470.83/12,708,515.10
  6. Step 6: Final answer
    x = 9,532,163.75

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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.