Home / 8,411,456.48-12,619,427.57-3,020,153.60

Finding the Fourth Proportional to 8,411,456.48, 12,619,427.57 and 3,020,153.60

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Solution

The fourth proportional to 8,411,456.48, 12,619,427.57 and 3,020,153.60 is: 4,531,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,411,456.48 : 12,619,427.57 = 3,020,153.60 : x
  2. Step 2: Convert to fraction form
    8,411,456.48/12,619,427.57 = 3,020,153.60/x
  3. Step 3: Cross multiply
    8,411,456.48x = 12,619,427.57 × 3,020,153.60
  4. Step 4: Simplify right side
    8,411,456.48x = 38,112,609,527,276.84
  5. Step 5: Solve for x
    x = 38,112,609,527,276.84/8,411,456.48
  6. Step 6: Final answer
    x = 4,531,035.69

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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.