Home / 14,156,731.30-21,219,350.55-7,771,566.10

Finding the Fourth Proportional to 14,156,731.30, 21,219,350.55 and 7,771,566.10

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Solution

The fourth proportional to 14,156,731.30, 21,219,350.55 and 7,771,566.10 is: 11,648,704.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,156,731.30 : 21,219,350.55 = 7,771,566.10 : x
  2. Step 2: Convert to fraction form
    14,156,731.30/21,219,350.55 = 7,771,566.10/x
  3. Step 3: Cross multiply
    14,156,731.30x = 21,219,350.55 × 7,771,566.10
  4. Step 4: Simplify right side
    14,156,731.30x = 164,907,585,398,396.34
  5. Step 5: Solve for x
    x = 164,907,585,398,396.34/14,156,731.30
  6. Step 6: Final answer
    x = 11,648,704.91

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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.