Home / 19,006,697.75-28,518,521.24-8,766,048.38

Finding the Fourth Proportional to 19,006,697.75, 28,518,521.24 and 8,766,048.38

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Solution

The fourth proportional to 19,006,697.75, 28,518,521.24 and 8,766,048.38 is: 13,152,981.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006,697.75 : 28,518,521.24 = 8,766,048.38 : x
  2. Step 2: Convert to fraction form
    19,006,697.75/28,518,521.24 = 8,766,048.38/x
  3. Step 3: Cross multiply
    19,006,697.75x = 28,518,521.24 × 8,766,048.38
  4. Step 4: Simplify right side
    19,006,697.75x = 249,994,736,795,220.09
  5. Step 5: Solve for x
    x = 249,994,736,795,220.09/19,006,697.75
  6. Step 6: Final answer
    x = 13,152,981.13

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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.