Home / 30,241,024.80-45,361,537.20-11,072,407.20

Finding the Fourth Proportional to 30,241,024.80, 45,361,537.20 and 11,072,407.20

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Solution

The fourth proportional to 30,241,024.80, 45,361,537.20 and 11,072,407.20 is: 16,608,610.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,241,024.80 : 45,361,537.20 = 11,072,407.20 : x
  2. Step 2: Convert to fraction form
    30,241,024.80/45,361,537.20 = 11,072,407.20/x
  3. Step 3: Cross multiply
    30,241,024.80x = 45,361,537.20 × 11,072,407.20
  4. Step 4: Simplify right side
    30,241,024.80x = 502,261,411,096,347.81
  5. Step 5: Solve for x
    x = 502,261,411,096,347.81/30,241,024.80
  6. Step 6: Final answer
    x = 16,608,610.80

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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.