Home / 12,374,590.65-17,076,678.24-6,867,645.69

Finding the Fourth Proportional to 12,374,590.65, 17,076,678.24 and 6,867,645.69

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Solution

The fourth proportional to 12,374,590.65, 17,076,678.24 and 6,867,645.69 is: 9,477,208.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374,590.65 : 17,076,678.24 = 6,867,645.69 : x
  2. Step 2: Convert to fraction form
    12,374,590.65/17,076,678.24 = 6,867,645.69/x
  3. Step 3: Cross multiply
    12,374,590.65x = 17,076,678.24 × 6,867,645.69
  4. Step 4: Simplify right side
    12,374,590.65x = 117,276,575,714,452.78
  5. Step 5: Solve for x
    x = 117,276,575,714,452.78/12,374,590.65
  6. Step 6: Final answer
    x = 9,477,208.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.