Home / 14,129,023.50-21,196,695.87-5,153,575.50

Finding the Fourth Proportional to 14,129,023.50, 21,196,695.87 and 5,153,575.50

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Solution

The fourth proportional to 14,129,023.50, 21,196,695.87 and 5,153,575.50 is: 7,731,516.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,129,023.50 : 21,196,695.87 = 5,153,575.50 : x
  2. Step 2: Convert to fraction form
    14,129,023.50/21,196,695.87 = 5,153,575.50/x
  3. Step 3: Cross multiply
    14,129,023.50x = 21,196,695.87 × 5,153,575.50
  4. Step 4: Simplify right side
    14,129,023.50x = 109,238,772,516,583.19
  5. Step 5: Solve for x
    x = 109,238,772,516,583.19/14,129,023.50
  6. Step 6: Final answer
    x = 7,731,516.09

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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.