Home / 22,009,738.19-30,374,387.34-12,220,182.86

Finding the Fourth Proportional to 22,009,738.19, 30,374,387.34 and 12,220,182.86

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Solution

The fourth proportional to 22,009,738.19, 30,374,387.34 and 12,220,182.86 is: 16,864,379.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009,738.19 : 30,374,387.34 = 12,220,182.86 : x
  2. Step 2: Convert to fraction form
    22,009,738.19/30,374,387.34 = 12,220,182.86/x
  3. Step 3: Cross multiply
    22,009,738.19x = 30,374,387.34 × 12,220,182.86
  4. Step 4: Simplify right side
    22,009,738.19x = 371,180,567,549,780.50
  5. Step 5: Solve for x
    x = 371,180,567,549,780.50/22,009,738.19
  6. Step 6: Final answer
    x = 16,864,379.04

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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.