Home / 19,006,695.50-28,518,517.87-8,766,046.13

Finding the Fourth Proportional to 19,006,695.50, 28,518,517.87 and 8,766,046.13

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Solution

The fourth proportional to 19,006,695.50, 28,518,517.87 and 8,766,046.13 is: 13,152,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006,695.50 : 28,518,517.87 = 8,766,046.13 : x
  2. Step 2: Convert to fraction form
    19,006,695.50/28,518,517.87 = 8,766,046.13/x
  3. Step 3: Cross multiply
    19,006,695.50x = 28,518,517.87 × 8,766,046.13
  4. Step 4: Simplify right side
    19,006,695.50x = 249,994,643,043,141.62
  5. Step 5: Solve for x
    x = 249,994,643,043,141.62/19,006,695.50
  6. Step 6: Final answer
    x = 13,152,977.76

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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.