Home / 17,799,280.80-26,698,921.20-5,019,619.20

Finding the Fourth Proportional to 17,799,280.80, 26,698,921.20 and 5,019,619.20

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Solution

The fourth proportional to 17,799,280.80, 26,698,921.20 and 5,019,619.20 is: 7,529,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,799,280.80 : 26,698,921.20 = 5,019,619.20 : x
  2. Step 2: Convert to fraction form
    17,799,280.80/26,698,921.20 = 5,019,619.20/x
  3. Step 3: Cross multiply
    17,799,280.80x = 26,698,921.20 × 5,019,619.20
  4. Step 4: Simplify right side
    17,799,280.80x = 134,018,417,474,807.05
  5. Step 5: Solve for x
    x = 134,018,417,474,807.05/17,799,280.80
  6. Step 6: Final answer
    x = 7,529,428.80

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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.