Home / 7,881,799-10,876,879.74-4,260,127

Finding the Fourth Proportional to 7,881,799, 10,876,879.74 and 4,260,127

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Solution

The fourth proportional to 7,881,799, 10,876,879.74 and 4,260,127 is: 5,878,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,799 : 10,876,879.74 = 4,260,127 : x
  2. Step 2: Convert to fraction form
    7,881,799/10,876,879.74 = 4,260,127/x
  3. Step 3: Cross multiply
    7,881,799x = 10,876,879.74 × 4,260,127
  4. Step 4: Simplify right side
    7,881,799x = 46,336,889,056,126.98
  5. Step 5: Solve for x
    x = 46,336,889,056,126.98/7,881,799
  6. Step 6: Final answer
    x = 5,878,973.70

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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.