Home / 16,186,886.40-24,248,836.80-9,778,101.60

Finding the Fourth Proportional to 16,186,886.40, 24,248,836.80 and 9,778,101.60

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Solution

The fourth proportional to 16,186,886.40, 24,248,836.80 and 9,778,101.60 is: 14,648,128.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186,886.40 : 24,248,836.80 = 9,778,101.60 : x
  2. Step 2: Convert to fraction form
    16,186,886.40/24,248,836.80 = 9,778,101.60/x
  3. Step 3: Cross multiply
    16,186,886.40x = 24,248,836.80 × 9,778,101.60
  4. Step 4: Simplify right side
    16,186,886.40x = 237,107,589,912,218.88
  5. Step 5: Solve for x
    x = 237,107,589,912,218.88/16,186,886.40
  6. Step 6: Final answer
    x = 14,648,128.37

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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.