Home / 8,470,986.35-12,706,777.38-2,713,894.70

Finding the Fourth Proportional to 8,470,986.35, 12,706,777.38 and 2,713,894.70

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Solution

The fourth proportional to 8,470,986.35, 12,706,777.38 and 2,713,894.70 is: 4,070,937.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,986.35 : 12,706,777.38 = 2,713,894.70 : x
  2. Step 2: Convert to fraction form
    8,470,986.35/12,706,777.38 = 2,713,894.70/x
  3. Step 3: Cross multiply
    8,470,986.35x = 12,706,777.38 × 2,713,894.70
  4. Step 4: Simplify right side
    8,470,986.35x = 34,484,855,785,661.89
  5. Step 5: Solve for x
    x = 34,484,855,785,661.89/8,470,986.35
  6. Step 6: Final answer
    x = 4,070,937.48

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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.