Home / 30,499,242.13-45,750,334.56-10,028,508.49

Finding the Fourth Proportional to 30,499,242.13, 45,750,334.56 and 10,028,508.49

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Solution

The fourth proportional to 30,499,242.13, 45,750,334.56 and 10,028,508.49 is: 15,043,246.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,499,242.13 : 45,750,334.56 = 10,028,508.49 : x
  2. Step 2: Convert to fraction form
    30,499,242.13/45,750,334.56 = 10,028,508.49/x
  3. Step 3: Cross multiply
    30,499,242.13x = 45,750,334.56 × 10,028,508.49
  4. Step 4: Simplify right side
    30,499,242.13x = 458,807,618,276,406.19
  5. Step 5: Solve for x
    x = 458,807,618,276,406.19/30,499,242.13
  6. Step 6: Final answer
    x = 15,043,246.53

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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.