Home / 18,750,693.20-28,266,580.11-17,500,768.94

Finding the Fourth Proportional to 18,750,693.20, 28,266,580.11 and 17,500,768.94

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Solution

The fourth proportional to 18,750,693.20, 28,266,580.11 and 17,500,768.94 is: 26,382,325.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,750,693.20 : 28,266,580.11 = 17,500,768.94 : x
  2. Step 2: Convert to fraction form
    18,750,693.20/28,266,580.11 = 17,500,768.94/x
  3. Step 3: Cross multiply
    18,750,693.20x = 28,266,580.11 × 17,500,768.94
  4. Step 4: Simplify right side
    18,750,693.20x = 494,686,887,141,606
  5. Step 5: Solve for x
    x = 494,686,887,141,606/18,750,693.20
  6. Step 6: Final answer
    x = 26,382,325.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.