Home / 16,478,729.40-24,722,030.70-7,952,053.80

Finding the Fourth Proportional to 16,478,729.40, 24,722,030.70 and 7,952,053.80

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Solution

The fourth proportional to 16,478,729.40, 24,722,030.70 and 7,952,053.80 is: 11,929,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,478,729.40 : 24,722,030.70 = 7,952,053.80 : x
  2. Step 2: Convert to fraction form
    16,478,729.40/24,722,030.70 = 7,952,053.80/x
  3. Step 3: Cross multiply
    16,478,729.40x = 24,722,030.70 × 7,952,053.80
  4. Step 4: Simplify right side
    16,478,729.40x = 196,590,918,171,651.66
  5. Step 5: Solve for x
    x = 196,590,918,171,651.66/16,478,729.40
  6. Step 6: Final answer
    x = 11,929,980.36

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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.