Home / 17,041,619.80-25,578,176.10-8,528,066.20

Finding the Fourth Proportional to 17,041,619.80, 25,578,176.10 and 8,528,066.20

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Solution

The fourth proportional to 17,041,619.80, 25,578,176.10 and 8,528,066.20 is: 12,799,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,041,619.80 : 25,578,176.10 = 8,528,066.20 : x
  2. Step 2: Convert to fraction form
    17,041,619.80/25,578,176.10 = 8,528,066.20/x
  3. Step 3: Cross multiply
    17,041,619.80x = 25,578,176.10 × 8,528,066.20
  4. Step 4: Simplify right side
    17,041,619.80x = 218,132,379,056,057.81
  5. Step 5: Solve for x
    x = 218,132,379,056,057.81/17,041,619.80
  6. Step 6: Final answer
    x = 12,799,979.20

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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.