Home / 34,209,592.50-47,171,407.68-21,800,028

Finding the Fourth Proportional to 34,209,592.50, 47,171,407.68 and 21,800,028

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Solution

The fourth proportional to 34,209,592.50, 47,171,407.68 and 21,800,028 is: 30,059,931.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,209,592.50 : 47,171,407.68 = 21,800,028 : x
  2. Step 2: Convert to fraction form
    34,209,592.50/47,171,407.68 = 21,800,028/x
  3. Step 3: Cross multiply
    34,209,592.50x = 47,171,407.68 × 21,800,028
  4. Step 4: Simplify right side
    34,209,592.50x = 1,028,338,008,223,415
  5. Step 5: Solve for x
    x = 1,028,338,008,223,415/34,209,592.50
  6. Step 6: Final answer
    x = 30,059,931.53

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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.