Home / 14,147,365.71-19,523,472.58-7,867,980.92

Finding the Fourth Proportional to 14,147,365.71, 19,523,472.58 and 7,867,980.92

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Solution

The fourth proportional to 14,147,365.71, 19,523,472.58 and 7,867,980.92 is: 10,857,873.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,147,365.71 : 19,523,472.58 = 7,867,980.92 : x
  2. Step 2: Convert to fraction form
    14,147,365.71/19,523,472.58 = 7,867,980.92/x
  3. Step 3: Cross multiply
    14,147,365.71x = 19,523,472.58 × 7,867,980.92
  4. Step 4: Simplify right side
    14,147,365.71x = 153,610,309,656,149.91
  5. Step 5: Solve for x
    x = 153,610,309,656,149.91/14,147,365.71
  6. Step 6: Final answer
    x = 10,857,873.67

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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.