Home / 10,779,919.40-16,176,099.90-4,049,013.80

Finding the Fourth Proportional to 10,779,919.40, 16,176,099.90 and 4,049,013.80

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Solution

The fourth proportional to 10,779,919.40, 16,176,099.90 and 4,049,013.80 is: 6,075,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,919.40 : 16,176,099.90 = 4,049,013.80 : x
  2. Step 2: Convert to fraction form
    10,779,919.40/16,176,099.90 = 4,049,013.80/x
  3. Step 3: Cross multiply
    10,779,919.40x = 16,176,099.90 × 4,049,013.80
  4. Step 4: Simplify right side
    10,779,919.40x = 65,497,251,725,278.62
  5. Step 5: Solve for x
    x = 65,497,251,725,278.62/10,779,919.40
  6. Step 6: Final answer
    x = 6,075,857.28

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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.