Home / 7,725,208.40-11,587,812.60-4,869,861.20

Finding the Fourth Proportional to 7,725,208.40, 11,587,812.60 and 4,869,861.20

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Solution

The fourth proportional to 7,725,208.40, 11,587,812.60 and 4,869,861.20 is: 7,304,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725,208.40 : 11,587,812.60 = 4,869,861.20 : x
  2. Step 2: Convert to fraction form
    7,725,208.40/11,587,812.60 = 4,869,861.20/x
  3. Step 3: Cross multiply
    7,725,208.40x = 11,587,812.60 × 4,869,861.20
  4. Step 4: Simplify right side
    7,725,208.40x = 56,431,038,973,611.12
  5. Step 5: Solve for x
    x = 56,431,038,973,611.12/7,725,208.40
  6. Step 6: Final answer
    x = 7,304,791.80

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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.