Home / 12,178,262.53-16,806,000.88-7,283,483.88

Finding the Fourth Proportional to 12,178,262.53, 16,806,000.88 and 7,283,483.88

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Solution

The fourth proportional to 12,178,262.53, 16,806,000.88 and 7,283,483.88 is: 10,051,206.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,262.53 : 16,806,000.88 = 7,283,483.88 : x
  2. Step 2: Convert to fraction form
    12,178,262.53/16,806,000.88 = 7,283,483.88/x
  3. Step 3: Cross multiply
    12,178,262.53x = 16,806,000.88 × 7,283,483.88
  4. Step 4: Simplify right side
    12,178,262.53x = 122,406,236,496,745.81
  5. Step 5: Solve for x
    x = 122,406,236,496,745.81/12,178,262.53
  6. Step 6: Final answer
    x = 10,051,206.91

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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.