Home / 13,193,087.80-19,789,631.70-4,674,285.40

Finding the Fourth Proportional to 13,193,087.80, 19,789,631.70 and 4,674,285.40

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Solution

The fourth proportional to 13,193,087.80, 19,789,631.70 and 4,674,285.40 is: 7,011,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,193,087.80 : 19,789,631.70 = 4,674,285.40 : x
  2. Step 2: Convert to fraction form
    13,193,087.80/19,789,631.70 = 4,674,285.40/x
  3. Step 3: Cross multiply
    13,193,087.80x = 19,789,631.70 × 4,674,285.40
  4. Step 4: Simplify right side
    13,193,087.80x = 92,502,386,526,687.19
  5. Step 5: Solve for x
    x = 92,502,386,526,687.19/13,193,087.80
  6. Step 6: Final answer
    x = 7,011,428.10

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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.