Home / 11,905,119.04-16,429,626.48-6,748,581.28

Finding the Fourth Proportional to 11,905,119.04, 16,429,626.48 and 6,748,581.28

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Solution

The fourth proportional to 11,905,119.04, 16,429,626.48 and 6,748,581.28 is: 9,313,360.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,905,119.04 : 16,429,626.48 = 6,748,581.28 : x
  2. Step 2: Convert to fraction form
    11,905,119.04/16,429,626.48 = 6,748,581.28/x
  3. Step 3: Cross multiply
    11,905,119.04x = 16,429,626.48 × 6,748,581.28
  4. Step 4: Simplify right side
    11,905,119.04x = 110,876,669,700,320.30
  5. Step 5: Solve for x
    x = 110,876,669,700,320.30/11,905,119.04
  6. Step 6: Final answer
    x = 9,313,360.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.