Home / 19,101,306.27-28,651,968.27-6,147,455.11

Finding the Fourth Proportional to 19,101,306.27, 28,651,968.27 and 6,147,455.11

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Solution

The fourth proportional to 19,101,306.27, 28,651,968.27 and 6,147,455.11 is: 9,221,185.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101,306.27 : 28,651,968.27 = 6,147,455.11 : x
  2. Step 2: Convert to fraction form
    19,101,306.27/28,651,968.27 = 6,147,455.11/x
  3. Step 3: Cross multiply
    19,101,306.27x = 28,651,968.27 × 6,147,455.11
  4. Step 4: Simplify right side
    19,101,306.27x = 176,136,688,752,969.38
  5. Step 5: Solve for x
    x = 176,136,688,752,969.38/19,101,306.27
  6. Step 6: Final answer
    x = 9,221,185.52

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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.