Home / 8,276,862.32-11,421,960-4,655,190.32

Finding the Fourth Proportional to 8,276,862.32, 11,421,960 and 4,655,190.32

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Solution

The fourth proportional to 8,276,862.32, 11,421,960 and 4,655,190.32 is: 6,424,100.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,276,862.32 : 11,421,960 = 4,655,190.32 : x
  2. Step 2: Convert to fraction form
    8,276,862.32/11,421,960 = 4,655,190.32/x
  3. Step 3: Cross multiply
    8,276,862.32x = 11,421,960 × 4,655,190.32
  4. Step 4: Simplify right side
    8,276,862.32x = 53,171,397,627,427.20
  5. Step 5: Solve for x
    x = 53,171,397,627,427.20/8,276,862.32
  6. Step 6: Final answer
    x = 6,424,100.77

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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.