Home / 28,866,378.03-39,835,599.49-17,263,941.16

Finding the Fourth Proportional to 28,866,378.03, 39,835,599.49 and 17,263,941.16

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Solution

The fourth proportional to 28,866,378.03, 39,835,599.49 and 17,263,941.16 is: 23,824,237.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,378.03 : 39,835,599.49 = 17,263,941.16 : x
  2. Step 2: Convert to fraction form
    28,866,378.03/39,835,599.49 = 17,263,941.16/x
  3. Step 3: Cross multiply
    28,866,378.03x = 39,835,599.49 × 17,263,941.16
  4. Step 4: Simplify right side
    28,866,378.03x = 687,719,445,668,686
  5. Step 5: Solve for x
    x = 687,719,445,668,686/28,866,378.03
  6. Step 6: Final answer
    x = 23,824,237.49

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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.