Home / 12,703,653.64-17,531,106.96-6,902,450.20

Finding the Fourth Proportional to 12,703,653.64, 17,531,106.96 and 6,902,450.20

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Solution

The fourth proportional to 12,703,653.64, 17,531,106.96 and 6,902,450.20 is: 9,525,416.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,703,653.64 : 17,531,106.96 = 6,902,450.20 : x
  2. Step 2: Convert to fraction form
    12,703,653.64/17,531,106.96 = 6,902,450.20/x
  3. Step 3: Cross multiply
    12,703,653.64x = 17,531,106.96 × 6,902,450.20
  4. Step 4: Simplify right side
    12,703,653.64x = 121,007,592,742,273.41
  5. Step 5: Solve for x
    x = 121,007,592,742,273.41/12,703,653.64
  6. Step 6: Final answer
    x = 9,525,416.56

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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.