Home / 5,151,771.08-7,727,407.23-1,956,647.90

Finding the Fourth Proportional to 5,151,771.08, 7,727,407.23 and 1,956,647.90

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Solution

The fourth proportional to 5,151,771.08, 7,727,407.23 and 1,956,647.90 is: 2,934,877.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151,771.08 : 7,727,407.23 = 1,956,647.90 : x
  2. Step 2: Convert to fraction form
    5,151,771.08/7,727,407.23 = 1,956,647.90/x
  3. Step 3: Cross multiply
    5,151,771.08x = 7,727,407.23 × 1,956,647.90
  4. Step 4: Simplify right side
    5,151,771.08x = 15,119,815,129,024.32
  5. Step 5: Solve for x
    x = 15,119,815,129,024.32/5,151,771.08
  6. Step 6: Final answer
    x = 2,934,877.13

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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.