Home / 10,113,654.86-13,958,209.09-5,704,285.60

Finding the Fourth Proportional to 10,113,654.86, 13,958,209.09 and 5,704,285.60

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Solution

The fourth proportional to 10,113,654.86, 13,958,209.09 and 5,704,285.60 is: 7,872,684.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113,654.86 : 13,958,209.09 = 5,704,285.60 : x
  2. Step 2: Convert to fraction form
    10,113,654.86/13,958,209.09 = 5,704,285.60/x
  3. Step 3: Cross multiply
    10,113,654.86x = 13,958,209.09 × 5,704,285.60
  4. Step 4: Simplify right side
    10,113,654.86x = 79,621,611,193,752.14
  5. Step 5: Solve for x
    x = 79,621,611,193,752.14/10,113,654.86
  6. Step 6: Final answer
    x = 7,872,684.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.