Home / 10,092,830.55-15,142,745.03-4,417,128.15

Finding the Fourth Proportional to 10,092,830.55, 15,142,745.03 and 4,417,128.15

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Solution

The fourth proportional to 10,092,830.55, 15,142,745.03 and 4,417,128.15 is: 6,627,223.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092,830.55 : 15,142,745.03 = 4,417,128.15 : x
  2. Step 2: Convert to fraction form
    10,092,830.55/15,142,745.03 = 4,417,128.15/x
  3. Step 3: Cross multiply
    10,092,830.55x = 15,142,745.03 × 4,417,128.15
  4. Step 4: Simplify right side
    10,092,830.55x = 66,887,445,340,285.59
  5. Step 5: Solve for x
    x = 66,887,445,340,285.59/10,092,830.55
  6. Step 6: Final answer
    x = 6,627,223.65

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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.