Home / 18,352,098.70-27,528,050.85-4,705,218.70

Finding the Fourth Proportional to 18,352,098.70, 27,528,050.85 and 4,705,218.70

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Solution

The fourth proportional to 18,352,098.70, 27,528,050.85 and 4,705,218.70 is: 7,057,803.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,352,098.70 : 27,528,050.85 = 4,705,218.70 : x
  2. Step 2: Convert to fraction form
    18,352,098.70/27,528,050.85 = 4,705,218.70/x
  3. Step 3: Cross multiply
    18,352,098.70x = 27,528,050.85 × 4,705,218.70
  4. Step 4: Simplify right side
    18,352,098.70x = 129,525,499,633,970.91
  5. Step 5: Solve for x
    x = 129,525,499,633,970.91/18,352,098.70
  6. Step 6: Final answer
    x = 7,057,803.13

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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.