Home / 8,599,579.80-12,880,707.30-7,106,587.80

Finding the Fourth Proportional to 8,599,579.80, 12,880,707.30 and 7,106,587.80

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Solution

The fourth proportional to 8,599,579.80, 12,880,707.30 and 7,106,587.80 is: 10,644,459.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,599,579.80 : 12,880,707.30 = 7,106,587.80 : x
  2. Step 2: Convert to fraction form
    8,599,579.80/12,880,707.30 = 7,106,587.80/x
  3. Step 3: Cross multiply
    8,599,579.80x = 12,880,707.30 × 7,106,587.80
  4. Step 4: Simplify right side
    8,599,579.80x = 91,537,877,353,550.94
  5. Step 5: Solve for x
    x = 91,537,877,353,550.94/8,599,579.80
  6. Step 6: Final answer
    x = 10,644,459.32

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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.