Home / 18,352,124.70-27,528,089.85-4,705,244.70

Finding the Fourth Proportional to 18,352,124.70, 27,528,089.85 and 4,705,244.70

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Solution

The fourth proportional to 18,352,124.70, 27,528,089.85 and 4,705,244.70 is: 7,057,842.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352,124.70 : 27,528,089.85 = 4,705,244.70 : x
  2. Step 2: Convert to fraction form
    18,352,124.70/27,528,089.85 = 4,705,244.70/x
  3. Step 3: Cross multiply
    18,352,124.70x = 27,528,089.85 × 4,705,244.70
  4. Step 4: Simplify right side
    18,352,124.70x = 129,526,398,867,836.31
  5. Step 5: Solve for x
    x = 129,526,398,867,836.31/18,352,124.70
  6. Step 6: Final answer
    x = 7,057,842.13

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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.