Home / 30,242,745-45,368,666.58-9,765,601.56

Finding the Fourth Proportional to 30,242,745, 45,368,666.58 and 9,765,601.56

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Solution

The fourth proportional to 30,242,745, 45,368,666.58 and 9,765,601.56 is: 14,649,871.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,242,745 : 45,368,666.58 = 9,765,601.56 : x
  2. Step 2: Convert to fraction form
    30,242,745/45,368,666.58 = 9,765,601.56/x
  3. Step 3: Cross multiply
    30,242,745x = 45,368,666.58 × 9,765,601.56
  4. Step 4: Simplify right side
    30,242,745x = 443,052,321,128,767.88
  5. Step 5: Solve for x
    x = 443,052,321,128,767.88/30,242,745
  6. Step 6: Final answer
    x = 14,649,871.27

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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.