Home / 7,407,669.84-11,167,026.76-6,913,872.57

Finding the Fourth Proportional to 7,407,669.84, 11,167,026.76 and 6,913,872.57

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Solution

The fourth proportional to 7,407,669.84, 11,167,026.76 and 6,913,872.57 is: 10,422,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,669.84 : 11,167,026.76 = 6,913,872.57 : x
  2. Step 2: Convert to fraction form
    7,407,669.84/11,167,026.76 = 6,913,872.57/x
  3. Step 3: Cross multiply
    7,407,669.84x = 11,167,026.76 × 6,913,872.57
  4. Step 4: Simplify right side
    7,407,669.84x = 77,207,400,054,938.67
  5. Step 5: Solve for x
    x = 77,207,400,054,938.67/7,407,669.84
  6. Step 6: Final answer
    x = 10,422,629.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.