Home / 11,813,850-16,303,119.48-6,381,342

Finding the Fourth Proportional to 11,813,850, 16,303,119.48 and 6,381,342

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Solution

The fourth proportional to 11,813,850, 16,303,119.48 and 6,381,342 is: 8,806,255.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,813,850 : 16,303,119.48 = 6,381,342 : x
  2. Step 2: Convert to fraction form
    11,813,850/16,303,119.48 = 6,381,342/x
  3. Step 3: Cross multiply
    11,813,850x = 16,303,119.48 × 6,381,342
  4. Step 4: Simplify right side
    11,813,850x = 104,035,781,068,742.16
  5. Step 5: Solve for x
    x = 104,035,781,068,742.16/11,813,850
  6. Step 6: Final answer
    x = 8,806,255.46

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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.