Home / 14,342,735.04-21,520,455.78-7,517,686.22

Finding the Fourth Proportional to 14,342,735.04, 21,520,455.78 and 7,517,686.22

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Solution

The fourth proportional to 14,342,735.04, 21,520,455.78 and 7,517,686.22 is: 11,279,859.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,342,735.04 : 21,520,455.78 = 7,517,686.22 : x
  2. Step 2: Convert to fraction form
    14,342,735.04/21,520,455.78 = 7,517,686.22/x
  3. Step 3: Cross multiply
    14,342,735.04x = 21,520,455.78 × 7,517,686.22
  4. Step 4: Simplify right side
    14,342,735.04x = 161,784,033,865,425.34
  5. Step 5: Solve for x
    x = 161,784,033,865,425.34/14,342,735.04
  6. Step 6: Final answer
    x = 11,279,859.35

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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.