Home / 19,782,505.80-29,673,758.70-14,680,672.20

Finding the Fourth Proportional to 19,782,505.80, 29,673,758.70 and 14,680,672.20

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Solution

The fourth proportional to 19,782,505.80, 29,673,758.70 and 14,680,672.20 is: 22,021,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,782,505.80 : 29,673,758.70 = 14,680,672.20 : x
  2. Step 2: Convert to fraction form
    19,782,505.80/29,673,758.70 = 14,680,672.20/x
  3. Step 3: Cross multiply
    19,782,505.80x = 29,673,758.70 × 14,680,672.20
  4. Step 4: Simplify right side
    19,782,505.80x = 435,630,724,416,598.12
  5. Step 5: Solve for x
    x = 435,630,724,416,598.12/19,782,505.80
  6. Step 6: Final answer
    x = 22,021,008.30

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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.