Home / 19,244,856.70-28,867,285.05-5,779,935.10

Finding the Fourth Proportional to 19,244,856.70, 28,867,285.05 and 5,779,935.10

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Solution

The fourth proportional to 19,244,856.70, 28,867,285.05 and 5,779,935.10 is: 8,669,902.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,244,856.70 : 28,867,285.05 = 5,779,935.10 : x
  2. Step 2: Convert to fraction form
    19,244,856.70/28,867,285.05 = 5,779,935.10/x
  3. Step 3: Cross multiply
    19,244,856.70x = 28,867,285.05 × 5,779,935.10
  4. Step 4: Simplify right side
    19,244,856.70x = 166,851,034,102,200.25
  5. Step 5: Solve for x
    x = 166,851,034,102,200.25/19,244,856.70
  6. Step 6: Final answer
    x = 8,669,902.65

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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.