Home / 7,867,790.56-10,854,670.80-4,768,077.84

Finding the Fourth Proportional to 7,867,790.56, 10,854,670.80 and 4,768,077.84

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Solution

The fourth proportional to 7,867,790.56, 10,854,670.80 and 4,768,077.84 is: 6,578,201.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,867,790.56 : 10,854,670.80 = 4,768,077.84 : x
  2. Step 2: Convert to fraction form
    7,867,790.56/10,854,670.80 = 4,768,077.84/x
  3. Step 3: Cross multiply
    7,867,790.56x = 10,854,670.80 × 4,768,077.84
  4. Step 4: Simplify right side
    7,867,790.56x = 51,755,915,301,975.07
  5. Step 5: Solve for x
    x = 51,755,915,301,975.07/7,867,790.56
  6. Step 6: Final answer
    x = 6,578,201.96

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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.