Home / 8,078,603.78-11,148,083.92-4,407,301.93

Finding the Fourth Proportional to 8,078,603.78, 11,148,083.92 and 4,407,301.93

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Solution

The fourth proportional to 8,078,603.78, 11,148,083.92 and 4,407,301.93 is: 6,081,864.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,078,603.78 : 11,148,083.92 = 4,407,301.93 : x
  2. Step 2: Convert to fraction form
    8,078,603.78/11,148,083.92 = 4,407,301.93/x
  3. Step 3: Cross multiply
    8,078,603.78x = 11,148,083.92 × 4,407,301.93
  4. Step 4: Simplify right side
    8,078,603.78x = 49,132,971,776,417.96
  5. Step 5: Solve for x
    x = 49,132,971,776,417.96/8,078,603.78
  6. Step 6: Final answer
    x = 6,081,864.28

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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.