Home / 5,768,543.61-7,959,705.89-3,320,681.69

Finding the Fourth Proportional to 5,768,543.61, 7,959,705.89 and 3,320,681.69

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Solution

The fourth proportional to 5,768,543.61, 7,959,705.89 and 3,320,681.69 is: 4,582,031.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,768,543.61 : 7,959,705.89 = 3,320,681.69 : x
  2. Step 2: Convert to fraction form
    5,768,543.61/7,959,705.89 = 3,320,681.69/x
  3. Step 3: Cross multiply
    5,768,543.61x = 7,959,705.89 × 3,320,681.69
  4. Step 4: Simplify right side
    5,768,543.61x = 26,431,649,550,306.21
  5. Step 5: Solve for x
    x = 26,431,649,550,306.21/5,768,543.61
  6. Step 6: Final answer
    x = 4,582,031.68

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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.