Home / 10,740,669.60-16,129,666.80-5,701,821.60

Finding the Fourth Proportional to 10,740,669.60, 16,129,666.80 and 5,701,821.60

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Solution

The fourth proportional to 10,740,669.60, 16,129,666.80 and 5,701,821.60 is: 8,562,639.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740,669.60 : 16,129,666.80 = 5,701,821.60 : x
  2. Step 2: Convert to fraction form
    10,740,669.60/16,129,666.80 = 5,701,821.60/x
  3. Step 3: Cross multiply
    10,740,669.60x = 16,129,666.80 × 5,701,821.60
  4. Step 4: Simplify right side
    10,740,669.60x = 91,968,482,561,042.88
  5. Step 5: Solve for x
    x = 91,968,482,561,042.88/10,740,669.60
  6. Step 6: Final answer
    x = 8,562,639.57

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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.