Home / 8,679,681.16-12,993,981.50-5,793,890.16

Finding the Fourth Proportional to 8,679,681.16, 12,993,981.50 and 5,793,890.16

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Solution

The fourth proportional to 8,679,681.16, 12,993,981.50 and 5,793,890.16 is: 8,673,786.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,679,681.16 : 12,993,981.50 = 5,793,890.16 : x
  2. Step 2: Convert to fraction form
    8,679,681.16/12,993,981.50 = 5,793,890.16/x
  3. Step 3: Cross multiply
    8,679,681.16x = 12,993,981.50 × 5,793,890.16
  4. Step 4: Simplify right side
    8,679,681.16x = 75,285,701,552,072.05
  5. Step 5: Solve for x
    x = 75,285,701,552,072.05/8,679,681.16
  6. Step 6: Final answer
    x = 8,673,786.53

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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.