Home / 9,968,729.04-13,759,405.49-6,492,729.47

Finding the Fourth Proportional to 9,968,729.04, 13,759,405.49 and 6,492,729.47

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Solution

The fourth proportional to 9,968,729.04, 13,759,405.49 and 6,492,729.47 is: 8,961,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968,729.04 : 13,759,405.49 = 6,492,729.47 : x
  2. Step 2: Convert to fraction form
    9,968,729.04/13,759,405.49 = 6,492,729.47/x
  3. Step 3: Cross multiply
    9,968,729.04x = 13,759,405.49 × 6,492,729.47
  4. Step 4: Simplify right side
    9,968,729.04x = 89,336,097,413,342.11
  5. Step 5: Solve for x
    x = 89,336,097,413,342.11/9,968,729.04
  6. Step 6: Final answer
    x = 8,961,633.63

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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.