Home / 10,866,834.10-16,300,809.35-2,779,879.80

Finding the Fourth Proportional to 10,866,834.10, 16,300,809.35 and 2,779,879.80

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Solution

The fourth proportional to 10,866,834.10, 16,300,809.35 and 2,779,879.80 is: 4,169,962.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866,834.10 : 16,300,809.35 = 2,779,879.80 : x
  2. Step 2: Convert to fraction form
    10,866,834.10/16,300,809.35 = 2,779,879.80/x
  3. Step 3: Cross multiply
    10,866,834.10x = 16,300,809.35 × 2,779,879.80
  4. Step 4: Simplify right side
    10,866,834.10x = 45,314,290,635,716.12
  5. Step 5: Solve for x
    x = 45,314,290,635,716.12/10,866,834.10
  6. Step 6: Final answer
    x = 4,169,962.49

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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.