Home / 14,162,516.10-21,243,774.15-7,430,055.30

Finding the Fourth Proportional to 14,162,516.10, 21,243,774.15 and 7,430,055.30

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Solution

The fourth proportional to 14,162,516.10, 21,243,774.15 and 7,430,055.30 is: 11,145,082.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,162,516.10 : 21,243,774.15 = 7,430,055.30 : x
  2. Step 2: Convert to fraction form
    14,162,516.10/21,243,774.15 = 7,430,055.30/x
  3. Step 3: Cross multiply
    14,162,516.10x = 21,243,774.15 × 7,430,055.30
  4. Step 4: Simplify right side
    14,162,516.10x = 157,842,416,715,210.47
  5. Step 5: Solve for x
    x = 157,842,416,715,210.47/14,162,516.10
  6. Step 6: Final answer
    x = 11,145,082.95

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Double scale
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Similar ratio
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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.