Home / 10,779,403.20-16,169,104.80-3,205,384.80

Finding the Fourth Proportional to 10,779,403.20, 16,169,104.80 and 3,205,384.80

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Solution

The fourth proportional to 10,779,403.20, 16,169,104.80 and 3,205,384.80 is: 4,808,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,779,403.20 : 16,169,104.80 = 3,205,384.80 : x
  2. Step 2: Convert to fraction form
    10,779,403.20/16,169,104.80 = 3,205,384.80/x
  3. Step 3: Cross multiply
    10,779,403.20x = 16,169,104.80 × 3,205,384.80
  4. Step 4: Simplify right side
    10,779,403.20x = 51,828,202,755,527.04
  5. Step 5: Solve for x
    x = 51,828,202,755,527.04/10,779,403.20
  6. Step 6: Final answer
    x = 4,808,077.20

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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.