Home / 19,960,063.20-29,940,094.80-18,700,351.20

Finding the Fourth Proportional to 19,960,063.20, 29,940,094.80 and 18,700,351.20

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Solution

The fourth proportional to 19,960,063.20, 29,940,094.80 and 18,700,351.20 is: 28,050,526.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,960,063.20 : 29,940,094.80 = 18,700,351.20 : x
  2. Step 2: Convert to fraction form
    19,960,063.20/29,940,094.80 = 18,700,351.20/x
  3. Step 3: Cross multiply
    19,960,063.20x = 29,940,094.80 × 18,700,351.20
  4. Step 4: Simplify right side
    19,960,063.20x = 559,890,287,721,293.75
  5. Step 5: Solve for x
    x = 559,890,287,721,293.75/19,960,063.20
  6. Step 6: Final answer
    x = 28,050,526.80

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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.