Home / 8,437,267.98-12,638,974.50-3,881,970.54

Finding the Fourth Proportional to 8,437,267.98, 12,638,974.50 and 3,881,970.54

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Solution

The fourth proportional to 8,437,267.98, 12,638,974.50 and 3,881,970.54 is: 5,815,167.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437,267.98 : 12,638,974.50 = 3,881,970.54 : x
  2. Step 2: Convert to fraction form
    8,437,267.98/12,638,974.50 = 3,881,970.54/x
  3. Step 3: Cross multiply
    8,437,267.98x = 12,638,974.50 × 3,881,970.54
  4. Step 4: Simplify right side
    8,437,267.98x = 49,064,126,664,811.23
  5. Step 5: Solve for x
    x = 49,064,126,664,811.23/8,437,267.98
  6. Step 6: Final answer
    x = 5,815,167.51

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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.