Home / 5,291,752.84-7,926,999.54-4,478,648.11

Finding the Fourth Proportional to 5,291,752.84, 7,926,999.54 and 4,478,648.11

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Solution

The fourth proportional to 5,291,752.84, 7,926,999.54 and 4,478,648.11 is: 6,708,975.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,291,752.84 : 7,926,999.54 = 4,478,648.11 : x
  2. Step 2: Convert to fraction form
    5,291,752.84/7,926,999.54 = 4,478,648.11/x
  3. Step 3: Cross multiply
    5,291,752.84x = 7,926,999.54 × 4,478,648.11
  4. Step 4: Simplify right side
    5,291,752.84x = 35,502,241,507,791.88
  5. Step 5: Solve for x
    x = 35,502,241,507,791.88/5,291,752.84
  6. Step 6: Final answer
    x = 6,708,975.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.