Home / 12,525,538.80-17,284,951.08-7,369,232.88

Finding the Fourth Proportional to 12,525,538.80, 17,284,951.08 and 7,369,232.88

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Solution

The fourth proportional to 12,525,538.80, 17,284,951.08 and 7,369,232.88 is: 10,169,369.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,525,538.80 : 17,284,951.08 = 7,369,232.88 : x
  2. Step 2: Convert to fraction form
    12,525,538.80/17,284,951.08 = 7,369,232.88/x
  3. Step 3: Cross multiply
    12,525,538.80x = 17,284,951.08 × 7,369,232.88
  4. Step 4: Simplify right side
    12,525,538.80x = 127,376,829,827,927.50
  5. Step 5: Solve for x
    x = 127,376,829,827,927.50/12,525,538.80
  6. Step 6: Final answer
    x = 10,169,369.31

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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.