Home / 15,378,796.30-23,036,701.65-7,810,026.70

Finding the Fourth Proportional to 15,378,796.30, 23,036,701.65 and 7,810,026.70

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Solution

The fourth proportional to 15,378,796.30, 23,036,701.65 and 7,810,026.70 is: 11,699,046.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,378,796.30 : 23,036,701.65 = 7,810,026.70 : x
  2. Step 2: Convert to fraction form
    15,378,796.30/23,036,701.65 = 7,810,026.70/x
  3. Step 3: Cross multiply
    15,378,796.30x = 23,036,701.65 × 7,810,026.70
  4. Step 4: Simplify right side
    15,378,796.30x = 179,917,254,966,434.06
  5. Step 5: Solve for x
    x = 179,917,254,966,434.06/15,378,796.30
  6. Step 6: Final answer
    x = 11,699,046.63

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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.