Home / 16,864,128.40-25,308,002.40-7,286,380.60

Finding the Fourth Proportional to 16,864,128.40, 25,308,002.40 and 7,286,380.60

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Solution

The fourth proportional to 16,864,128.40, 25,308,002.40 and 7,286,380.60 is: 10,934,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864,128.40 : 25,308,002.40 = 7,286,380.60 : x
  2. Step 2: Convert to fraction form
    16,864,128.40/25,308,002.40 = 7,286,380.60/x
  3. Step 3: Cross multiply
    16,864,128.40x = 25,308,002.40 × 7,286,380.60
  4. Step 4: Simplify right side
    16,864,128.40x = 184,403,737,712,113.41
  5. Step 5: Solve for x
    x = 184,403,737,712,113.41/16,864,128.40
  6. Step 6: Final answer
    x = 10,934,673.49

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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.