Home / 12,482,720.40-18,724,080.60-10,593,152.40

Finding the Fourth Proportional to 12,482,720.40, 18,724,080.60 and 10,593,152.40

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Solution

The fourth proportional to 12,482,720.40, 18,724,080.60 and 10,593,152.40 is: 15,889,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,482,720.40 : 18,724,080.60 = 10,593,152.40 : x
  2. Step 2: Convert to fraction form
    12,482,720.40/18,724,080.60 = 10,593,152.40/x
  3. Step 3: Cross multiply
    12,482,720.40x = 18,724,080.60 × 10,593,152.40
  4. Step 4: Simplify right side
    12,482,720.40x = 198,347,039,345,683.47
  5. Step 5: Solve for x
    x = 198,347,039,345,683.47/12,482,720.40
  6. Step 6: Final answer
    x = 15,889,728.60

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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.