Home / 10,689,136.40-16,033,704.60-2,602,047.80

Finding the Fourth Proportional to 10,689,136.40, 16,033,704.60 and 2,602,047.80

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Solution

The fourth proportional to 10,689,136.40, 16,033,704.60 and 2,602,047.80 is: 3,903,071.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689,136.40 : 16,033,704.60 = 2,602,047.80 : x
  2. Step 2: Convert to fraction form
    10,689,136.40/16,033,704.60 = 2,602,047.80/x
  3. Step 3: Cross multiply
    10,689,136.40x = 16,033,704.60 × 2,602,047.80
  4. Step 4: Simplify right side
    10,689,136.40x = 41,720,465,780,279.88
  5. Step 5: Solve for x
    x = 41,720,465,780,279.88/10,689,136.40
  6. Step 6: Final answer
    x = 3,903,071.70

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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.