Home / 10,455,808.80-15,683,713.20-4,152,064.80

Finding the Fourth Proportional to 10,455,808.80, 15,683,713.20 and 4,152,064.80

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Solution

The fourth proportional to 10,455,808.80, 15,683,713.20 and 4,152,064.80 is: 6,228,097.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455,808.80 : 15,683,713.20 = 4,152,064.80 : x
  2. Step 2: Convert to fraction form
    10,455,808.80/15,683,713.20 = 4,152,064.80/x
  3. Step 3: Cross multiply
    10,455,808.80x = 15,683,713.20 × 4,152,064.80
  4. Step 4: Simplify right side
    10,455,808.80x = 65,119,793,511,015.35
  5. Step 5: Solve for x
    x = 65,119,793,511,015.35/10,455,808.80
  6. Step 6: Final answer
    x = 6,228,097.20

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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.