Home / 10,830,076.60-16,245,114.90-8,704,312.60

Finding the Fourth Proportional to 10,830,076.60, 16,245,114.90 and 8,704,312.60

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Solution

The fourth proportional to 10,830,076.60, 16,245,114.90 and 8,704,312.60 is: 13,056,468.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,830,076.60 : 16,245,114.90 = 8,704,312.60 : x
  2. Step 2: Convert to fraction form
    10,830,076.60/16,245,114.90 = 8,704,312.60/x
  3. Step 3: Cross multiply
    10,830,076.60x = 16,245,114.90 × 8,704,312.60
  4. Step 4: Simplify right side
    10,830,076.60x = 141,402,558,312,517.75
  5. Step 5: Solve for x
    x = 141,402,558,312,517.75/10,830,076.60
  6. Step 6: Final answer
    x = 13,056,468.90

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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.