Home / 8,158,113.76-11,258,206.40-4,536,364

Finding the Fourth Proportional to 8,158,113.76, 11,258,206.40 and 4,536,364

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Solution

The fourth proportional to 8,158,113.76, 11,258,206.40 and 4,536,364 is: 6,260,187.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158,113.76 : 11,258,206.40 = 4,536,364 : x
  2. Step 2: Convert to fraction form
    8,158,113.76/11,258,206.40 = 4,536,364/x
  3. Step 3: Cross multiply
    8,158,113.76x = 11,258,206.40 × 4,536,364
  4. Step 4: Simplify right side
    8,158,113.76x = 51,071,322,217,529.60
  5. Step 5: Solve for x
    x = 51,071,322,217,529.60/8,158,113.76
  6. Step 6: Final answer
    x = 6,260,187.55

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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.