Home / 15,541,700.20-23,303,219.10-7,983,428.20

Finding the Fourth Proportional to 15,541,700.20, 23,303,219.10 and 7,983,428.20

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Solution

The fourth proportional to 15,541,700.20, 23,303,219.10 and 7,983,428.20 is: 11,970,349.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541,700.20 : 23,303,219.10 = 7,983,428.20 : x
  2. Step 2: Convert to fraction form
    15,541,700.20/23,303,219.10 = 7,983,428.20/x
  3. Step 3: Cross multiply
    15,541,700.20x = 23,303,219.10 × 7,983,428.20
  4. Step 4: Simplify right side
    15,541,700.20x = 186,039,576,513,718.62
  5. Step 5: Solve for x
    x = 186,039,576,513,718.62/15,541,700.20
  6. Step 6: Final answer
    x = 11,970,349.07

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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.