Home / 7,539,698.78-10,404,830.11-4,101,964.46

Finding the Fourth Proportional to 7,539,698.78, 10,404,830.11 and 4,101,964.46

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Solution

The fourth proportional to 7,539,698.78, 10,404,830.11 and 4,101,964.46 is: 5,660,735.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539,698.78 : 10,404,830.11 = 4,101,964.46 : x
  2. Step 2: Convert to fraction form
    7,539,698.78/10,404,830.11 = 4,101,964.46/x
  3. Step 3: Cross multiply
    7,539,698.78x = 10,404,830.11 × 4,101,964.46
  4. Step 4: Simplify right side
    7,539,698.78x = 42,680,243,323,557.89
  5. Step 5: Solve for x
    x = 42,680,243,323,557.89/7,539,698.78
  6. Step 6: Final answer
    x = 5,660,735.87

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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.