Home / 7,220,060.40-10,830,090.60-5,613,927.60

Finding the Fourth Proportional to 7,220,060.40, 10,830,090.60 and 5,613,927.60

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Solution

The fourth proportional to 7,220,060.40, 10,830,090.60 and 5,613,927.60 is: 8,420,891.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,220,060.40 : 10,830,090.60 = 5,613,927.60 : x
  2. Step 2: Convert to fraction form
    7,220,060.40/10,830,090.60 = 5,613,927.60/x
  3. Step 3: Cross multiply
    7,220,060.40x = 10,830,090.60 × 5,613,927.60
  4. Step 4: Simplify right side
    7,220,060.40x = 60,799,344,529,840.55
  5. Step 5: Solve for x
    x = 60,799,344,529,840.55/7,220,060.40
  6. Step 6: Final answer
    x = 8,420,891.40

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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.