Home / 10,777,312.40-16,172,189.40-4,046,406.80

Finding the Fourth Proportional to 10,777,312.40, 16,172,189.40 and 4,046,406.80

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Solution

The fourth proportional to 10,777,312.40, 16,172,189.40 and 4,046,406.80 is: 6,071,945.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,777,312.40 : 16,172,189.40 = 4,046,406.80 : x
  2. Step 2: Convert to fraction form
    10,777,312.40/16,172,189.40 = 4,046,406.80/x
  3. Step 3: Cross multiply
    10,777,312.40x = 16,172,189.40 × 4,046,406.80
  4. Step 4: Simplify right side
    10,777,312.40x = 65,439,257,159,047.92
  5. Step 5: Solve for x
    x = 65,439,257,159,047.92/10,777,312.40
  6. Step 6: Final answer
    x = 6,071,945.84

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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.