Home / 11,459,812.59-15,818,654.88-6,813,586.50

Finding the Fourth Proportional to 11,459,812.59, 15,818,654.88 and 6,813,586.50

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Solution

The fourth proportional to 11,459,812.59, 15,818,654.88 and 6,813,586.50 is: 9,405,195.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,459,812.59 : 15,818,654.88 = 6,813,586.50 : x
  2. Step 2: Convert to fraction form
    11,459,812.59/15,818,654.88 = 6,813,586.50/x
  3. Step 3: Cross multiply
    11,459,812.59x = 15,818,654.88 × 6,813,586.50
  4. Step 4: Simplify right side
    11,459,812.59x = 107,781,773,338,527.12
  5. Step 5: Solve for x
    x = 107,781,773,338,527.12/11,459,812.59
  6. Step 6: Final answer
    x = 9,405,195.11

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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.