Home / 7,689,946.40-11,534,919.60-2,010,744.80

Finding the Fourth Proportional to 7,689,946.40, 11,534,919.60 and 2,010,744.80

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Solution

The fourth proportional to 7,689,946.40, 11,534,919.60 and 2,010,744.80 is: 3,016,117.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,689,946.40 : 11,534,919.60 = 2,010,744.80 : x
  2. Step 2: Convert to fraction form
    7,689,946.40/11,534,919.60 = 2,010,744.80/x
  3. Step 3: Cross multiply
    7,689,946.40x = 11,534,919.60 × 2,010,744.80
  4. Step 4: Simplify right side
    7,689,946.40x = 23,193,779,604,118.08
  5. Step 5: Solve for x
    x = 23,193,779,604,118.08/7,689,946.40
  6. Step 6: Final answer
    x = 3,016,117.20

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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.