Home / 14,786,976.96-22,129,999.20-12,393,524.16

Finding the Fourth Proportional to 14,786,976.96, 22,129,999.20 and 12,393,524.16

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Solution

The fourth proportional to 14,786,976.96, 22,129,999.20 and 12,393,524.16 is: 18,547,988.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786,976.96 : 22,129,999.20 = 12,393,524.16 : x
  2. Step 2: Convert to fraction form
    14,786,976.96/22,129,999.20 = 12,393,524.16/x
  3. Step 3: Cross multiply
    14,786,976.96x = 22,129,999.20 × 12,393,524.16
  4. Step 4: Simplify right side
    14,786,976.96x = 274,268,679,745,980.66
  5. Step 5: Solve for x
    x = 274,268,679,745,980.66/14,786,976.96
  6. Step 6: Final answer
    x = 18,547,988.58

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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.