Home / 8,696,881.08-13,043,166.06-2,939,486.88

Finding the Fourth Proportional to 8,696,881.08, 13,043,166.06 and 2,939,486.88

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Solution

The fourth proportional to 8,696,881.08, 13,043,166.06 and 2,939,486.88 is: 4,408,501.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,696,881.08 : 13,043,166.06 = 2,939,486.88 : x
  2. Step 2: Convert to fraction form
    8,696,881.08/13,043,166.06 = 2,939,486.88/x
  3. Step 3: Cross multiply
    8,696,881.08x = 13,043,166.06 × 2,939,486.88
  4. Step 4: Simplify right side
    8,696,881.08x = 38,340,215,507,031.29
  5. Step 5: Solve for x
    x = 38,340,215,507,031.29/8,696,881.08
  6. Step 6: Final answer
    x = 4,408,501.76

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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.