Home / 10,442,145.85-15,663,973.69-4,370,771.41

Finding the Fourth Proportional to 10,442,145.85, 15,663,973.69 and 4,370,771.41

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Solution

The fourth proportional to 10,442,145.85, 15,663,973.69 and 4,370,771.41 is: 6,556,473.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,442,145.85 : 15,663,973.69 = 4,370,771.41 : x
  2. Step 2: Convert to fraction form
    10,442,145.85/15,663,973.69 = 4,370,771.41/x
  3. Step 3: Cross multiply
    10,442,145.85x = 15,663,973.69 × 4,370,771.41
  4. Step 4: Simplify right side
    10,442,145.85x = 68,463,648,281,997.41
  5. Step 5: Solve for x
    x = 68,463,648,281,997.41/10,442,145.85
  6. Step 6: Final answer
    x = 6,556,473.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.