Home / 12,397,628.59-18,596,628.39-4,721,697.35

Finding the Fourth Proportional to 12,397,628.59, 18,596,628.39 and 4,721,697.35

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Solution

The fourth proportional to 12,397,628.59, 18,596,628.39 and 4,721,697.35 is: 7,082,616.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397,628.59 : 18,596,628.39 = 4,721,697.35 : x
  2. Step 2: Convert to fraction form
    12,397,628.59/18,596,628.39 = 4,721,697.35/x
  3. Step 3: Cross multiply
    12,397,628.59x = 18,596,628.39 × 4,721,697.35
  4. Step 4: Simplify right side
    12,397,628.59x = 87,807,650,987,997.77
  5. Step 5: Solve for x
    x = 87,807,650,987,997.77/12,397,628.59
  6. Step 6: Final answer
    x = 7,082,616.68

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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.