Home / 15,875,999.40-23,789,504.70-11,813,428.20

Finding the Fourth Proportional to 15,875,999.40, 23,789,504.70 and 11,813,428.20

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Solution

The fourth proportional to 15,875,999.40, 23,789,504.70 and 11,813,428.20 is: 17,701,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875,999.40 : 23,789,504.70 = 11,813,428.20 : x
  2. Step 2: Convert to fraction form
    15,875,999.40/23,789,504.70 = 11,813,428.20/x
  3. Step 3: Cross multiply
    15,875,999.40x = 23,789,504.70 × 11,813,428.20
  4. Step 4: Simplify right side
    15,875,999.40x = 281,035,605,687,012.50
  5. Step 5: Solve for x
    x = 281,035,605,687,012.50/15,875,999.40
  6. Step 6: Final answer
    x = 17,701,915.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.