Home / 14,098,485.60-21,131,139.60-7,363,432.80

Finding the Fourth Proportional to 14,098,485.60, 21,131,139.60 and 7,363,432.80

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Solution

The fourth proportional to 14,098,485.60, 21,131,139.60 and 7,363,432.80 is: 11,036,485.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,098,485.60 : 21,131,139.60 = 7,363,432.80 : x
  2. Step 2: Convert to fraction form
    14,098,485.60/21,131,139.60 = 7,363,432.80/x
  3. Step 3: Cross multiply
    14,098,485.60x = 21,131,139.60 × 7,363,432.80
  4. Step 4: Simplify right side
    14,098,485.60x = 155,597,726,432,018.88
  5. Step 5: Solve for x
    x = 155,597,726,432,018.88/14,098,485.60
  6. Step 6: Final answer
    x = 11,036,485.11

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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.