Home / 19,783,359.45-29,675,039.18-12,225,087.45

Finding the Fourth Proportional to 19,783,359.45, 29,675,039.18 and 12,225,087.45

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Solution

The fourth proportional to 19,783,359.45, 29,675,039.18 and 12,225,087.45 is: 18,337,631.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,783,359.45 : 29,675,039.18 = 12,225,087.45 : x
  2. Step 2: Convert to fraction form
    19,783,359.45/29,675,039.18 = 12,225,087.45/x
  3. Step 3: Cross multiply
    19,783,359.45x = 29,675,039.18 × 12,225,087.45
  4. Step 4: Simplify right side
    19,783,359.45x = 362,779,948,996,550.81
  5. Step 5: Solve for x
    x = 362,779,948,996,550.81/19,783,359.45
  6. Step 6: Final answer
    x = 18,337,631.18

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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.