Home / 23,328,143.20-34,992,214.80-19,926,920.80

Finding the Fourth Proportional to 23,328,143.20, 34,992,214.80 and 19,926,920.80

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Solution

The fourth proportional to 23,328,143.20, 34,992,214.80 and 19,926,920.80 is: 29,890,381.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,328,143.20 : 34,992,214.80 = 19,926,920.80 : x
  2. Step 2: Convert to fraction form
    23,328,143.20/34,992,214.80 = 19,926,920.80/x
  3. Step 3: Cross multiply
    23,328,143.20x = 34,992,214.80 × 19,926,920.80
  4. Step 4: Simplify right side
    23,328,143.20x = 697,287,092,936,187.75
  5. Step 5: Solve for x
    x = 697,287,092,936,187.75/23,328,143.20
  6. Step 6: Final answer
    x = 29,890,381.20

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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.