Home / 8,273,117.80-12,409,676.70-5,585,732.20

Finding the Fourth Proportional to 8,273,117.80, 12,409,676.70 and 5,585,732.20

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Solution

The fourth proportional to 8,273,117.80, 12,409,676.70 and 5,585,732.20 is: 8,378,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,273,117.80 : 12,409,676.70 = 5,585,732.20 : x
  2. Step 2: Convert to fraction form
    8,273,117.80/12,409,676.70 = 5,585,732.20/x
  3. Step 3: Cross multiply
    8,273,117.80x = 12,409,676.70 × 5,585,732.20
  4. Step 4: Simplify right side
    8,273,117.80x = 69,317,130,734,779.73
  5. Step 5: Solve for x
    x = 69,317,130,734,779.73/8,273,117.80
  6. Step 6: Final answer
    x = 8,378,598.30

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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.