Home / 12,295,129.89-18,443,580.18-4,722,095.64

Finding the Fourth Proportional to 12,295,129.89, 18,443,580.18 and 4,722,095.64

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Solution

The fourth proportional to 12,295,129.89, 18,443,580.18 and 4,722,095.64 is: 7,083,483.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,129.89 : 18,443,580.18 = 4,722,095.64 : x
  2. Step 2: Convert to fraction form
    12,295,129.89/18,443,580.18 = 4,722,095.64/x
  3. Step 3: Cross multiply
    12,295,129.89x = 18,443,580.18 × 4,722,095.64
  4. Step 4: Simplify right side
    12,295,129.89x = 87,092,349,553,968.41
  5. Step 5: Solve for x
    x = 87,092,349,553,968.41/12,295,129.89
  6. Step 6: Final answer
    x = 7,083,483.49

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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.