Home / 8,154,014.40-12,240,352.80-4,790,116.80

Finding the Fourth Proportional to 8,154,014.40, 12,240,352.80 and 4,790,116.80

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Solution

The fourth proportional to 8,154,014.40, 12,240,352.80 and 4,790,116.80 is: 7,190,656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,154,014.40 : 12,240,352.80 = 4,790,116.80 : x
  2. Step 2: Convert to fraction form
    8,154,014.40/12,240,352.80 = 4,790,116.80/x
  3. Step 3: Cross multiply
    8,154,014.40x = 12,240,352.80 × 4,790,116.80
  4. Step 4: Simplify right side
    8,154,014.40x = 58,632,719,585,207.04
  5. Step 5: Solve for x
    x = 58,632,719,585,207.04/8,154,014.40
  6. Step 6: Final answer
    x = 7,190,656.86

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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.