Home / 12,272,590.54-18,407,113.08-3,750,638.86

Finding the Fourth Proportional to 12,272,590.54, 18,407,113.08 and 3,750,638.86

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Solution

The fourth proportional to 12,272,590.54, 18,407,113.08 and 3,750,638.86 is: 5,625,416.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272,590.54 : 18,407,113.08 = 3,750,638.86 : x
  2. Step 2: Convert to fraction form
    12,272,590.54/18,407,113.08 = 3,750,638.86/x
  3. Step 3: Cross multiply
    12,272,590.54x = 18,407,113.08 × 3,750,638.86
  4. Step 4: Simplify right side
    12,272,590.54x = 69,038,433,618,262.28
  5. Step 5: Solve for x
    x = 69,038,433,618,262.28/12,272,590.54
  6. Step 6: Final answer
    x = 5,625,416.52

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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.