Home / 12,374,587.65-17,076,674.09-6,867,642.68

Finding the Fourth Proportional to 12,374,587.65, 17,076,674.09 and 6,867,642.68

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Solution

The fourth proportional to 12,374,587.65, 17,076,674.09 and 6,867,642.68 is: 9,477,204.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,374,587.65 : 17,076,674.09 = 6,867,642.68 : x
  2. Step 2: Convert to fraction form
    12,374,587.65/17,076,674.09 = 6,867,642.68/x
  3. Step 3: Cross multiply
    12,374,587.65x = 17,076,674.09 × 6,867,642.68
  4. Step 4: Simplify right side
    12,374,587.65x = 117,276,495,770,126.92
  5. Step 5: Solve for x
    x = 117,276,495,770,126.92/12,374,587.65
  6. Step 6: Final answer
    x = 9,477,204.34

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1.5x scale

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.