Home / 9,821,011.55-13,552,999.88-5,693,435.72

Finding the Fourth Proportional to 9,821,011.55, 13,552,999.88 and 5,693,435.72

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Solution

The fourth proportional to 9,821,011.55, 13,552,999.88 and 5,693,435.72 is: 7,856,943.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,821,011.55 : 13,552,999.88 = 5,693,435.72 : x
  2. Step 2: Convert to fraction form
    9,821,011.55/13,552,999.88 = 5,693,435.72/x
  3. Step 3: Cross multiply
    9,821,011.55x = 13,552,999.88 × 5,693,435.72
  4. Step 4: Simplify right side
    9,821,011.55x = 77,163,133,584,539.28
  5. Step 5: Solve for x
    x = 77,163,133,584,539.28/9,821,011.55
  6. Step 6: Final answer
    x = 7,856,943.58

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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.