Home / 17,554,428.20-26,331,642.30-17,302,485.80

Finding the Fourth Proportional to 17,554,428.20, 26,331,642.30 and 17,302,485.80

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Solution

The fourth proportional to 17,554,428.20, 26,331,642.30 and 17,302,485.80 is: 25,953,728.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,554,428.20 : 26,331,642.30 = 17,302,485.80 : x
  2. Step 2: Convert to fraction form
    17,554,428.20/26,331,642.30 = 17,302,485.80/x
  3. Step 3: Cross multiply
    17,554,428.20x = 26,331,642.30 × 17,302,485.80
  4. Step 4: Simplify right side
    17,554,428.20x = 455,602,866,986,429.38
  5. Step 5: Solve for x
    x = 455,602,866,986,429.38/17,554,428.20
  6. Step 6: Final answer
    x = 25,953,728.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.