Home / 27,535,985.20-41,303,977.80-13,187,078.20

Finding the Fourth Proportional to 27,535,985.20, 41,303,977.80 and 13,187,078.20

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Solution

The fourth proportional to 27,535,985.20, 41,303,977.80 and 13,187,078.20 is: 19,780,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,535,985.20 : 41,303,977.80 = 13,187,078.20 : x
  2. Step 2: Convert to fraction form
    27,535,985.20/41,303,977.80 = 13,187,078.20/x
  3. Step 3: Cross multiply
    27,535,985.20x = 41,303,977.80 × 13,187,078.20
  4. Step 4: Simplify right side
    27,535,985.20x = 544,678,785,219,663.88
  5. Step 5: Solve for x
    x = 544,678,785,219,663.88/27,535,985.20
  6. Step 6: Final answer
    x = 19,780,617.30

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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.