Home / 13,317,496.91-18,373,064.60-8,088,532.66

Finding the Fourth Proportional to 13,317,496.91, 18,373,064.60 and 8,088,532.66

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Solution

The fourth proportional to 13,317,496.91, 18,373,064.60 and 8,088,532.66 is: 11,159,088.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317,496.91 : 18,373,064.60 = 8,088,532.66 : x
  2. Step 2: Convert to fraction form
    13,317,496.91/18,373,064.60 = 8,088,532.66/x
  3. Step 3: Cross multiply
    13,317,496.91x = 18,373,064.60 × 8,088,532.66
  4. Step 4: Simplify right side
    13,317,496.91x = 148,611,133,081,389.84
  5. Step 5: Solve for x
    x = 148,611,133,081,389.84/13,317,496.91
  6. Step 6: Final answer
    x = 11,159,088.99

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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.