Home / 18,453,642.23-25,465,532.89-10,193,526.74

Finding the Fourth Proportional to 18,453,642.23, 25,465,532.89 and 10,193,526.74

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Solution

The fourth proportional to 18,453,642.23, 25,465,532.89 and 10,193,526.74 is: 14,066,794.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453,642.23 : 25,465,532.89 = 10,193,526.74 : x
  2. Step 2: Convert to fraction form
    18,453,642.23/25,465,532.89 = 10,193,526.74/x
  3. Step 3: Cross multiply
    18,453,642.23x = 25,465,532.89 × 10,193,526.74
  4. Step 4: Simplify right side
    18,453,642.23x = 259,583,590,284,269.19
  5. Step 5: Solve for x
    x = 259,583,590,284,269.19/18,453,642.23
  6. Step 6: Final answer
    x = 14,066,794.36

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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.