Home / 85,540,703.60-128,311,055.40-24,962,553.20

Finding the Fourth Proportional to 85,540,703.60, 128,311,055.40 and 24,962,553.20

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Solution

The fourth proportional to 85,540,703.60, 128,311,055.40 and 24,962,553.20 is: 37,443,829.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,540,703.60 : 128,311,055.40 = 24,962,553.20 : x
  2. Step 2: Convert to fraction form
    85,540,703.60/128,311,055.40 = 24,962,553.20/x
  3. Step 3: Cross multiply
    85,540,703.60x = 128,311,055.40 × 24,962,553.20
  4. Step 4: Simplify right side
    85,540,703.60x = 3,202,971,546,570,647.50
  5. Step 5: Solve for x
    x = 3,202,971,546,570,647.50/85,540,703.60
  6. Step 6: Final answer
    x = 37,443,829.80

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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.