Home / 5,102,045.52-7,040,678.49-2,778,885.24

Finding the Fourth Proportional to 5,102,045.52, 7,040,678.49 and 2,778,885.24

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Solution

The fourth proportional to 5,102,045.52, 7,040,678.49 and 2,778,885.24 is: 3,834,783.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102,045.52 : 7,040,678.49 = 2,778,885.24 : x
  2. Step 2: Convert to fraction form
    5,102,045.52/7,040,678.49 = 2,778,885.24/x
  3. Step 3: Cross multiply
    5,102,045.52x = 7,040,678.49 × 2,778,885.24
  4. Step 4: Simplify right side
    5,102,045.52x = 19,565,237,535,446.49
  5. Step 5: Solve for x
    x = 19,565,237,535,446.49/5,102,045.52
  6. Step 6: Final answer
    x = 3,834,783.02

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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.