Home / 10,779,920.40-16,176,101.40-4,049,014.80

Finding the Fourth Proportional to 10,779,920.40, 16,176,101.40 and 4,049,014.80

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Solution

The fourth proportional to 10,779,920.40, 16,176,101.40 and 4,049,014.80 is: 6,075,858.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,920.40 : 16,176,101.40 = 4,049,014.80 : x
  2. Step 2: Convert to fraction form
    10,779,920.40/16,176,101.40 = 4,049,014.80/x
  3. Step 3: Cross multiply
    10,779,920.40x = 16,176,101.40 × 4,049,014.80
  4. Step 4: Simplify right side
    10,779,920.40x = 65,497,273,974,900.72
  5. Step 5: Solve for x
    x = 65,497,273,974,900.72/10,779,920.40
  6. Step 6: Final answer
    x = 6,075,858.78

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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.