Home / 30,606,010.80-45,909,016.20-10,411,252.80

Finding the Fourth Proportional to 30,606,010.80, 45,909,016.20 and 10,411,252.80

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Solution

The fourth proportional to 30,606,010.80, 45,909,016.20 and 10,411,252.80 is: 15,616,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,606,010.80 : 45,909,016.20 = 10,411,252.80 : x
  2. Step 2: Convert to fraction form
    30,606,010.80/45,909,016.20 = 10,411,252.80/x
  3. Step 3: Cross multiply
    30,606,010.80x = 45,909,016.20 × 10,411,252.80
  4. Step 4: Simplify right side
    30,606,010.80x = 477,970,373,457,495.44
  5. Step 5: Solve for x
    x = 477,970,373,457,495.44/30,606,010.80
  6. Step 6: Final answer
    x = 15,616,879.20

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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.