Home / 7,339,307.76-10,128,369.92-4,031,741.45

Finding the Fourth Proportional to 7,339,307.76, 10,128,369.92 and 4,031,741.45

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Solution

The fourth proportional to 7,339,307.76, 10,128,369.92 and 4,031,741.45 is: 5,563,871.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,307.76 : 10,128,369.92 = 4,031,741.45 : x
  2. Step 2: Convert to fraction form
    7,339,307.76/10,128,369.92 = 4,031,741.45/x
  3. Step 3: Cross multiply
    7,339,307.76x = 10,128,369.92 × 4,031,741.45
  4. Step 4: Simplify right side
    7,339,307.76x = 40,834,968,756,596.62
  5. Step 5: Solve for x
    x = 40,834,968,756,596.62/7,339,307.76
  6. Step 6: Final answer
    x = 5,563,871.97

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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.