Home / 10,909,989.04-16,365,639.64-3,337,020.40

Finding the Fourth Proportional to 10,909,989.04, 16,365,639.64 and 3,337,020.40

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Solution

The fourth proportional to 10,909,989.04, 16,365,639.64 and 3,337,020.40 is: 5,005,731.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,909,989.04 : 16,365,639.64 = 3,337,020.40 : x
  2. Step 2: Convert to fraction form
    10,909,989.04/16,365,639.64 = 3,337,020.40/x
  3. Step 3: Cross multiply
    10,909,989.04x = 16,365,639.64 × 3,337,020.40
  4. Step 4: Simplify right side
    10,909,989.04x = 54,612,473,337,728.66
  5. Step 5: Solve for x
    x = 54,612,473,337,728.66/10,909,989.04
  6. Step 6: Final answer
    x = 5,005,731.27

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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.