Home / 8,584,011.98-11,837,820.08-5,638,632.36

Finding the Fourth Proportional to 8,584,011.98, 11,837,820.08 and 5,638,632.36

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Solution

The fourth proportional to 8,584,011.98, 11,837,820.08 and 5,638,632.36 is: 7,775,981.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584,011.98 : 11,837,820.08 = 5,638,632.36 : x
  2. Step 2: Convert to fraction form
    8,584,011.98/11,837,820.08 = 5,638,632.36/x
  3. Step 3: Cross multiply
    8,584,011.98x = 11,837,820.08 × 5,638,632.36
  4. Step 4: Simplify right side
    8,584,011.98x = 66,749,115,346,752.62
  5. Step 5: Solve for x
    x = 66,749,115,346,752.62/8,584,011.98
  6. Step 6: Final answer
    x = 7,775,981.15

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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.