Home / 7,525,889.82-10,386,012.86-4,218,244.67

Finding the Fourth Proportional to 7,525,889.82, 10,386,012.86 and 4,218,244.67

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Solution

The fourth proportional to 7,525,889.82, 10,386,012.86 and 4,218,244.67 is: 5,821,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,525,889.82 : 10,386,012.86 = 4,218,244.67 : x
  2. Step 2: Convert to fraction form
    7,525,889.82/10,386,012.86 = 4,218,244.67/x
  3. Step 3: Cross multiply
    7,525,889.82x = 10,386,012.86 × 4,218,244.67
  4. Step 4: Simplify right side
    7,525,889.82x = 43,810,743,316,225.17
  5. Step 5: Solve for x
    x = 43,810,743,316,225.17/7,525,889.82
  6. Step 6: Final answer
    x = 5,821,337.33

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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.