Home / 25,809,340.43-35,617,674.26-18,278,955.53

Finding the Fourth Proportional to 25,809,340.43, 35,617,674.26 and 18,278,955.53

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Solution

The fourth proportional to 25,809,340.43, 35,617,674.26 and 18,278,955.53 is: 25,225,514.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,809,340.43 : 35,617,674.26 = 18,278,955.53 : x
  2. Step 2: Convert to fraction form
    25,809,340.43/35,617,674.26 = 18,278,955.53/x
  3. Step 3: Cross multiply
    25,809,340.43x = 35,617,674.26 × 18,278,955.53
  4. Step 4: Simplify right side
    25,809,340.43x = 651,053,883,979,271.25
  5. Step 5: Solve for x
    x = 651,053,883,979,271.25/25,809,340.43
  6. Step 6: Final answer
    x = 25,225,514.22

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Double scale
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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.