Home / 8,310,002.60-12,436,645.80-6,963,685.40

Finding the Fourth Proportional to 8,310,002.60, 12,436,645.80 and 6,963,685.40

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Solution

The fourth proportional to 8,310,002.60, 12,436,645.80 and 6,963,685.40 is: 10,421,764.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310,002.60 : 12,436,645.80 = 6,963,685.40 : x
  2. Step 2: Convert to fraction form
    8,310,002.60/12,436,645.80 = 6,963,685.40/x
  3. Step 3: Cross multiply
    8,310,002.60x = 12,436,645.80 × 6,963,685.40
  4. Step 4: Simplify right side
    8,310,002.60x = 86,604,888,782,431.33
  5. Step 5: Solve for x
    x = 86,604,888,782,431.33/8,310,002.60
  6. Step 6: Final answer
    x = 10,421,764.34

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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.