Home / 7,881,439.34-10,876,381.38-4,259,767.34

Finding the Fourth Proportional to 7,881,439.34, 10,876,381.38 and 4,259,767.34

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Solution

The fourth proportional to 7,881,439.34, 10,876,381.38 and 4,259,767.34 is: 5,878,476.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881,439.34 : 10,876,381.38 = 4,259,767.34 : x
  2. Step 2: Convert to fraction form
    7,881,439.34/10,876,381.38 = 4,259,767.34/x
  3. Step 3: Cross multiply
    7,881,439.34x = 10,876,381.38 × 4,259,767.34
  4. Step 4: Simplify right side
    7,881,439.34x = 46,330,854,207,099.09
  5. Step 5: Solve for x
    x = 46,330,854,207,099.09/7,881,439.34
  6. Step 6: Final answer
    x = 5,878,476.28

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1.5x scale

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.