Home / 34,353,400.25-47,407,790.76-19,669,291.76

Finding the Fourth Proportional to 34,353,400.25, 47,407,790.76 and 19,669,291.76

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Solution

The fourth proportional to 34,353,400.25, 47,407,790.76 and 19,669,291.76 is: 27,143,678.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,353,400.25 : 47,407,790.76 = 19,669,291.76 : x
  2. Step 2: Convert to fraction form
    34,353,400.25/47,407,790.76 = 19,669,291.76/x
  3. Step 3: Cross multiply
    34,353,400.25x = 47,407,790.76 × 19,669,291.76
  4. Step 4: Simplify right side
    34,353,400.25x = 932,477,668,155,472.12
  5. Step 5: Solve for x
    x = 932,477,668,155,472.12/34,353,400.25
  6. Step 6: Final answer
    x = 27,143,678.98

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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.