Home / 10,576,128.90-15,865,605.09-4,184,886.59

Finding the Fourth Proportional to 10,576,128.90, 15,865,605.09 and 4,184,886.59

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Solution

The fourth proportional to 10,576,128.90, 15,865,605.09 and 4,184,886.59 is: 6,277,888.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,576,128.90 : 15,865,605.09 = 4,184,886.59 : x
  2. Step 2: Convert to fraction form
    10,576,128.90/15,865,605.09 = 4,184,886.59/x
  3. Step 3: Cross multiply
    10,576,128.90x = 15,865,605.09 × 4,184,886.59
  4. Step 4: Simplify right side
    10,576,128.90x = 66,395,757,904,048.72
  5. Step 5: Solve for x
    x = 66,395,757,904,048.72/10,576,128.90
  6. Step 6: Final answer
    x = 6,277,888.49

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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.