Home / 25,340,474.80-38,010,712.20-8,301,703.60

Finding the Fourth Proportional to 25,340,474.80, 38,010,712.20 and 8,301,703.60

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Solution

The fourth proportional to 25,340,474.80, 38,010,712.20 and 8,301,703.60 is: 12,452,555.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,340,474.80 : 38,010,712.20 = 8,301,703.60 : x
  2. Step 2: Convert to fraction form
    25,340,474.80/38,010,712.20 = 8,301,703.60/x
  3. Step 3: Cross multiply
    25,340,474.80x = 38,010,712.20 × 8,301,703.60
  4. Step 4: Simplify right side
    25,340,474.80x = 315,553,666,309,303.94
  5. Step 5: Solve for x
    x = 315,553,666,309,303.94/25,340,474.80
  6. Step 6: Final answer
    x = 12,452,555.40

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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.