Home / 18,908,531.76-26,093,827.88-10,962,618.36

Finding the Fourth Proportional to 18,908,531.76, 26,093,827.88 and 10,962,618.36

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Solution

The fourth proportional to 18,908,531.76, 26,093,827.88 and 10,962,618.36 is: 15,128,444.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,908,531.76 : 26,093,827.88 = 10,962,618.36 : x
  2. Step 2: Convert to fraction form
    18,908,531.76/26,093,827.88 = 10,962,618.36/x
  3. Step 3: Cross multiply
    18,908,531.76x = 26,093,827.88 × 10,962,618.36
  4. Step 4: Simplify right side
    18,908,531.76x = 286,056,676,488,412.75
  5. Step 5: Solve for x
    x = 286,056,676,488,412.75/18,908,531.76
  6. Step 6: Final answer
    x = 15,128,444.67

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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.