Home / 39,753,628.79-59,630,535.53-12,087,800.15

Finding the Fourth Proportional to 39,753,628.79, 59,630,535.53 and 12,087,800.15

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Solution

The fourth proportional to 39,753,628.79, 59,630,535.53 and 12,087,800.15 is: 18,131,728.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,753,628.79 : 59,630,535.53 = 12,087,800.15 : x
  2. Step 2: Convert to fraction form
    39,753,628.79/59,630,535.53 = 12,087,800.15/x
  3. Step 3: Cross multiply
    39,753,628.79x = 59,630,535.53 × 12,087,800.15
  4. Step 4: Simplify right side
    39,753,628.79x = 720,801,996,263,675.38
  5. Step 5: Solve for x
    x = 720,801,996,263,675.38/39,753,628.79
  6. Step 6: Final answer
    x = 18,131,728.30

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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.