Home / 10,451,031.89-15,678,566.64-3,973,603.57

Finding the Fourth Proportional to 10,451,031.89, 15,678,566.64 and 3,973,603.57

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Solution

The fourth proportional to 10,451,031.89, 15,678,566.64 and 3,973,603.57 is: 5,961,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,451,031.89 : 15,678,566.64 = 3,973,603.57 : x
  2. Step 2: Convert to fraction form
    10,451,031.89/15,678,566.64 = 3,973,603.57/x
  3. Step 3: Cross multiply
    10,451,031.89x = 15,678,566.64 × 3,973,603.57
  4. Step 4: Simplify right side
    10,451,031.89x = 62,300,408,333,990.49
  5. Step 5: Solve for x
    x = 62,300,408,333,990.49/10,451,031.89
  6. Step 6: Final answer
    x = 5,961,172.93

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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.