Home / 38,884,848.80-58,313,276.40-19,709,232.80

Finding the Fourth Proportional to 38,884,848.80, 58,313,276.40 and 19,709,232.80

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Solution

The fourth proportional to 38,884,848.80, 58,313,276.40 and 19,709,232.80 is: 29,556,754.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,884,848.80 : 58,313,276.40 = 19,709,232.80 : x
  2. Step 2: Convert to fraction form
    38,884,848.80/58,313,276.40 = 19,709,232.80/x
  3. Step 3: Cross multiply
    38,884,848.80x = 58,313,276.40 × 19,709,232.80
  4. Step 4: Simplify right side
    38,884,848.80x = 1,149,309,939,898,346
  5. Step 5: Solve for x
    x = 1,149,309,939,898,346/38,884,848.80
  6. Step 6: Final answer
    x = 29,556,754.76

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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.