Home / 11,615,808.35-16,029,828.78-6,459,059.18

Finding the Fourth Proportional to 11,615,808.35, 16,029,828.78 and 6,459,059.18

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Solution

The fourth proportional to 11,615,808.35, 16,029,828.78 and 6,459,059.18 is: 8,913,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615,808.35 : 16,029,828.78 = 6,459,059.18 : x
  2. Step 2: Convert to fraction form
    11,615,808.35/16,029,828.78 = 6,459,059.18/x
  3. Step 3: Cross multiply
    11,615,808.35x = 16,029,828.78 × 6,459,059.18
  4. Step 4: Simplify right side
    11,615,808.35x = 103,537,612,735,287.19
  5. Step 5: Solve for x
    x = 103,537,612,735,287.19/11,615,808.35
  6. Step 6: Final answer
    x = 8,913,509.04

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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.