Home / 15,773,930.70-23,660,896.05-8,947,866.30

Finding the Fourth Proportional to 15,773,930.70, 23,660,896.05 and 8,947,866.30

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Solution

The fourth proportional to 15,773,930.70, 23,660,896.05 and 8,947,866.30 is: 13,421,799.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,773,930.70 : 23,660,896.05 = 8,947,866.30 : x
  2. Step 2: Convert to fraction form
    15,773,930.70/23,660,896.05 = 8,947,866.30/x
  3. Step 3: Cross multiply
    15,773,930.70x = 23,660,896.05 × 8,947,866.30
  4. Step 4: Simplify right side
    15,773,930.70x = 211,714,534,393,598.12
  5. Step 5: Solve for x
    x = 211,714,534,393,598.12/15,773,930.70
  6. Step 6: Final answer
    x = 13,421,799.45

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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.