Home / 8,226,389.60-12,339,584.40-5,339,938.40

Finding the Fourth Proportional to 8,226,389.60, 12,339,584.40 and 5,339,938.40

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Solution

The fourth proportional to 8,226,389.60, 12,339,584.40 and 5,339,938.40 is: 8,009,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226,389.60 : 12,339,584.40 = 5,339,938.40 : x
  2. Step 2: Convert to fraction form
    8,226,389.60/12,339,584.40 = 5,339,938.40/x
  3. Step 3: Cross multiply
    8,226,389.60x = 12,339,584.40 × 5,339,938.40
  4. Step 4: Simplify right side
    8,226,389.60x = 65,892,620,577,600.97
  5. Step 5: Solve for x
    x = 65,892,620,577,600.97/8,226,389.60
  6. Step 6: Final answer
    x = 8,009,907.60

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1.5x scale

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.