Home / 9,173,885.70-13,760,828.55-2,784,127.80

Finding the Fourth Proportional to 9,173,885.70, 13,760,828.55 and 2,784,127.80

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Solution

The fourth proportional to 9,173,885.70, 13,760,828.55 and 2,784,127.80 is: 4,176,191.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173,885.70 : 13,760,828.55 = 2,784,127.80 : x
  2. Step 2: Convert to fraction form
    9,173,885.70/13,760,828.55 = 2,784,127.80/x
  3. Step 3: Cross multiply
    9,173,885.70x = 13,760,828.55 × 2,784,127.80
  4. Step 4: Simplify right side
    9,173,885.70x = 38,311,905,317,088.69
  5. Step 5: Solve for x
    x = 38,311,905,317,088.69/9,173,885.70
  6. Step 6: Final answer
    x = 4,176,191.70

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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.