Home / 14,721,405.14-20,314,114.17-10,856,007.38

Finding the Fourth Proportional to 14,721,405.14, 20,314,114.17 and 10,856,007.38

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Solution

The fourth proportional to 14,721,405.14, 20,314,114.17 and 10,856,007.38 is: 14,980,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,721,405.14 : 20,314,114.17 = 10,856,007.38 : x
  2. Step 2: Convert to fraction form
    14,721,405.14/20,314,114.17 = 10,856,007.38/x
  3. Step 3: Cross multiply
    14,721,405.14x = 20,314,114.17 × 10,856,007.38
  4. Step 4: Simplify right side
    14,721,405.14x = 220,530,173,347,682.62
  5. Step 5: Solve for x
    x = 220,530,173,347,682.62/14,721,405.14
  6. Step 6: Final answer
    x = 14,980,239.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.