Home / 25,809,339.87-35,617,673.49-18,278,954.98

Finding the Fourth Proportional to 25,809,339.87, 35,617,673.49 and 18,278,954.98

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Solution

The fourth proportional to 25,809,339.87, 35,617,673.49 and 18,278,954.98 is: 25,225,513.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,809,339.87 : 35,617,673.49 = 18,278,954.98 : x
  2. Step 2: Convert to fraction form
    25,809,339.87/35,617,673.49 = 18,278,954.98/x
  3. Step 3: Cross multiply
    25,809,339.87x = 35,617,673.49 × 18,278,954.98
  4. Step 4: Simplify right side
    25,809,339.87x = 651,053,850,058,459.12
  5. Step 5: Solve for x
    x = 651,053,850,058,459.12/25,809,339.87
  6. Step 6: Final answer
    x = 25,225,513.45

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1.5x scale

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.