Home / 42,575,999.60-63,863,999.40-12,284,850.80

Finding the Fourth Proportional to 42,575,999.60, 63,863,999.40 and 12,284,850.80

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Solution

The fourth proportional to 42,575,999.60, 63,863,999.40 and 12,284,850.80 is: 18,427,276.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,575,999.60 : 63,863,999.40 = 12,284,850.80 : x
  2. Step 2: Convert to fraction form
    42,575,999.60/63,863,999.40 = 12,284,850.80/x
  3. Step 3: Cross multiply
    42,575,999.60x = 63,863,999.40 × 12,284,850.80
  4. Step 4: Simplify right side
    42,575,999.60x = 784,559,704,120,289.50
  5. Step 5: Solve for x
    x = 784,559,704,120,289.50/42,575,999.60
  6. Step 6: Final answer
    x = 18,427,276.20

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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.