Home / 38,884,816.80-58,313,228.40-19,709,200.80

Finding the Fourth Proportional to 38,884,816.80, 58,313,228.40 and 19,709,200.80

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Solution

The fourth proportional to 38,884,816.80, 58,313,228.40 and 19,709,200.80 is: 29,556,706.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,884,816.80 : 58,313,228.40 = 19,709,200.80 : x
  2. Step 2: Convert to fraction form
    38,884,816.80/58,313,228.40 = 19,709,200.80/x
  3. Step 3: Cross multiply
    38,884,816.80x = 58,313,228.40 × 19,709,200.80
  4. Step 4: Simplify right side
    38,884,816.80x = 1,149,307,127,831,862.75
  5. Step 5: Solve for x
    x = 1,149,307,127,831,862.75/38,884,816.80
  6. Step 6: Final answer
    x = 29,556,706.77

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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.