Home / 13,147,266.60-19,711,568.70-5,057,116.20

Finding the Fourth Proportional to 13,147,266.60, 19,711,568.70 and 5,057,116.20

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Solution

The fourth proportional to 13,147,266.60, 19,711,568.70 and 5,057,116.20 is: 7,582,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,147,266.60 : 19,711,568.70 = 5,057,116.20 : x
  2. Step 2: Convert to fraction form
    13,147,266.60/19,711,568.70 = 5,057,116.20/x
  3. Step 3: Cross multiply
    13,147,266.60x = 19,711,568.70 × 5,057,116.20
  4. Step 4: Simplify right side
    13,147,266.60x = 99,683,693,400,182.94
  5. Step 5: Solve for x
    x = 99,683,693,400,182.94/13,147,266.60
  6. Step 6: Final answer
    x = 7,582,085.04

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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.