Home / 7,329,919.60-10,994,879.40-4,779,002.80

Finding the Fourth Proportional to 7,329,919.60, 10,994,879.40 and 4,779,002.80

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Solution

The fourth proportional to 7,329,919.60, 10,994,879.40 and 4,779,002.80 is: 7,168,504.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329,919.60 : 10,994,879.40 = 4,779,002.80 : x
  2. Step 2: Convert to fraction form
    7,329,919.60/10,994,879.40 = 4,779,002.80/x
  3. Step 3: Cross multiply
    7,329,919.60x = 10,994,879.40 × 4,779,002.80
  4. Step 4: Simplify right side
    7,329,919.60x = 52,544,559,438,262.32
  5. Step 5: Solve for x
    x = 52,544,559,438,262.32/7,329,919.60
  6. Step 6: Final answer
    x = 7,168,504.20

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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.