Home / 12,277,374.90-18,410,995.40-4,191,002.76

Finding the Fourth Proportional to 12,277,374.90, 18,410,995.40 and 4,191,002.76

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Solution

The fourth proportional to 12,277,374.90, 18,410,995.40 and 4,191,002.76 is: 6,284,774.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,277,374.90 : 18,410,995.40 = 4,191,002.76 : x
  2. Step 2: Convert to fraction form
    12,277,374.90/18,410,995.40 = 4,191,002.76/x
  3. Step 3: Cross multiply
    12,277,374.90x = 18,410,995.40 × 4,191,002.76
  4. Step 4: Simplify right side
    12,277,374.90x = 77,160,532,535,747.30
  5. Step 5: Solve for x
    x = 77,160,532,535,747.30/12,277,374.90
  6. Step 6: Final answer
    x = 6,284,774.49

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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.