Home / 8,983,136.80-13,474,705.20-4,938,061.60

Finding the Fourth Proportional to 8,983,136.80, 13,474,705.20 and 4,938,061.60

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Solution

The fourth proportional to 8,983,136.80, 13,474,705.20 and 4,938,061.60 is: 7,407,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983,136.80 : 13,474,705.20 = 4,938,061.60 : x
  2. Step 2: Convert to fraction form
    8,983,136.80/13,474,705.20 = 4,938,061.60/x
  3. Step 3: Cross multiply
    8,983,136.80x = 13,474,705.20 × 4,938,061.60
  4. Step 4: Simplify right side
    8,983,136.80x = 66,538,924,319,440.31
  5. Step 5: Solve for x
    x = 66,538,924,319,440.31/8,983,136.80
  6. Step 6: Final answer
    x = 7,407,092.40

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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.