Home / 30,214,761.20-45,317,330.40-10,020,003.20

Finding the Fourth Proportional to 30,214,761.20, 45,317,330.40 and 10,020,003.20

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Solution

The fourth proportional to 30,214,761.20, 45,317,330.40 and 10,020,003.20 is: 15,028,409.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214,761.20 : 45,317,330.40 = 10,020,003.20 : x
  2. Step 2: Convert to fraction form
    30,214,761.20/45,317,330.40 = 10,020,003.20/x
  3. Step 3: Cross multiply
    30,214,761.20x = 45,317,330.40 × 10,020,003.20
  4. Step 4: Simplify right side
    30,214,761.20x = 454,079,795,623,457.25
  5. Step 5: Solve for x
    x = 454,079,795,623,457.25/30,214,761.20
  6. Step 6: Final answer
    x = 15,028,409.21

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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.