Home / 7,987,806.72-11,023,944.84-4,725,670.32

Finding the Fourth Proportional to 7,987,806.72, 11,023,944.84 and 4,725,670.32

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Solution

The fourth proportional to 7,987,806.72, 11,023,944.84 and 4,725,670.32 is: 6,521,881.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,987,806.72 : 11,023,944.84 = 4,725,670.32 : x
  2. Step 2: Convert to fraction form
    7,987,806.72/11,023,944.84 = 4,725,670.32/x
  3. Step 3: Cross multiply
    7,987,806.72x = 11,023,944.84 × 4,725,670.32
  4. Step 4: Simplify right side
    7,987,806.72x = 52,095,528,939,705.15
  5. Step 5: Solve for x
    x = 52,095,528,939,705.15/7,987,806.72
  6. Step 6: Final answer
    x = 6,521,881.51

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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.