Home / 9,073,014.40-13,609,521.60-8,380,172.80

Finding the Fourth Proportional to 9,073,014.40, 13,609,521.60 and 8,380,172.80

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Solution

The fourth proportional to 9,073,014.40, 13,609,521.60 and 8,380,172.80 is: 12,570,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,073,014.40 : 13,609,521.60 = 8,380,172.80 : x
  2. Step 2: Convert to fraction form
    9,073,014.40/13,609,521.60 = 8,380,172.80/x
  3. Step 3: Cross multiply
    9,073,014.40x = 13,609,521.60 × 8,380,172.80
  4. Step 4: Simplify right side
    9,073,014.40x = 114,050,142,733,332.47
  5. Step 5: Solve for x
    x = 114,050,142,733,332.47/9,073,014.40
  6. Step 6: Final answer
    x = 12,570,259.20

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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.