Home / 8,283,490.34-12,421,078.42-4,826,347.28

Finding the Fourth Proportional to 8,283,490.34, 12,421,078.42 and 4,826,347.28

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Solution

The fourth proportional to 8,283,490.34, 12,421,078.42 and 4,826,347.28 is: 7,237,098.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,283,490.34 : 12,421,078.42 = 4,826,347.28 : x
  2. Step 2: Convert to fraction form
    8,283,490.34/12,421,078.42 = 4,826,347.28/x
  3. Step 3: Cross multiply
    8,283,490.34x = 12,421,078.42 × 4,826,347.28
  4. Step 4: Simplify right side
    8,283,490.34x = 59,948,438,047,033.70
  5. Step 5: Solve for x
    x = 59,948,438,047,033.70/8,283,490.34
  6. Step 6: Final answer
    x = 7,237,098.81

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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.