Home / 10,903,412.60-16,355,118.90-8,352,495.80

Finding the Fourth Proportional to 10,903,412.60, 16,355,118.90 and 8,352,495.80

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Solution

The fourth proportional to 10,903,412.60, 16,355,118.90 and 8,352,495.80 is: 12,528,743.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,903,412.60 : 16,355,118.90 = 8,352,495.80 : x
  2. Step 2: Convert to fraction form
    10,903,412.60/16,355,118.90 = 8,352,495.80/x
  3. Step 3: Cross multiply
    10,903,412.60x = 16,355,118.90 × 8,352,495.80
  4. Step 4: Simplify right side
    10,903,412.60x = 136,606,061,920,750.62
  5. Step 5: Solve for x
    x = 136,606,061,920,750.62/10,903,412.60
  6. Step 6: Final answer
    x = 12,528,743.70

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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.