Home / 12,031,329.20-16,584,866.44-7,376,496.53

Finding the Fourth Proportional to 12,031,329.20, 16,584,866.44 and 7,376,496.53

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Solution

The fourth proportional to 12,031,329.20, 16,584,866.44 and 7,376,496.53 is: 10,168,303.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,031,329.20 : 16,584,866.44 = 7,376,496.53 : x
  2. Step 2: Convert to fraction form
    12,031,329.20/16,584,866.44 = 7,376,496.53/x
  3. Step 3: Cross multiply
    12,031,329.20x = 16,584,866.44 × 7,376,496.53
  4. Step 4: Simplify right side
    12,031,329.20x = 122,338,209,745,173.45
  5. Step 5: Solve for x
    x = 122,338,209,745,173.45/12,031,329.20
  6. Step 6: Final answer
    x = 10,168,303.74

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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.