Home / 38,031,986.40-57,033,681.48-13,764,917.76

Finding the Fourth Proportional to 38,031,986.40, 57,033,681.48 and 13,764,917.76

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Solution

The fourth proportional to 38,031,986.40, 57,033,681.48 and 13,764,917.76 is: 20,642,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,031,986.40 : 57,033,681.48 = 13,764,917.76 : x
  2. Step 2: Convert to fraction form
    38,031,986.40/57,033,681.48 = 13,764,917.76/x
  3. Step 3: Cross multiply
    38,031,986.40x = 57,033,681.48 × 13,764,917.76
  4. Step 4: Simplify right side
    38,031,986.40x = 785,063,935,122,235
  5. Step 5: Solve for x
    x = 785,063,935,122,235/38,031,986.40
  6. Step 6: Final answer
    x = 20,642,201.72

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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.