Home / 15,582,379.20-23,373,568.80-9,842,816.40

Finding the Fourth Proportional to 15,582,379.20, 23,373,568.80 and 9,842,816.40

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Solution

The fourth proportional to 15,582,379.20, 23,373,568.80 and 9,842,816.40 is: 14,764,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,582,379.20 : 23,373,568.80 = 9,842,816.40 : x
  2. Step 2: Convert to fraction form
    15,582,379.20/23,373,568.80 = 9,842,816.40/x
  3. Step 3: Cross multiply
    15,582,379.20x = 23,373,568.80 × 9,842,816.40
  4. Step 4: Simplify right side
    15,582,379.20x = 230,061,746,311,168.34
  5. Step 5: Solve for x
    x = 230,061,746,311,168.34/15,582,379.20
  6. Step 6: Final answer
    x = 14,764,224.60

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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.