Home / 8,020,508.40-12,030,733.80-1,955,170.80

Finding the Fourth Proportional to 8,020,508.40, 12,030,733.80 and 1,955,170.80

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Solution

The fourth proportional to 8,020,508.40, 12,030,733.80 and 1,955,170.80 is: 2,932,749.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,020,508.40 : 12,030,733.80 = 1,955,170.80 : x
  2. Step 2: Convert to fraction form
    8,020,508.40/12,030,733.80 = 1,955,170.80/x
  3. Step 3: Cross multiply
    8,020,508.40x = 12,030,733.80 × 1,955,170.80
  4. Step 4: Simplify right side
    8,020,508.40x = 23,522,139,428,333.04
  5. Step 5: Solve for x
    x = 23,522,139,428,333.04/8,020,508.40
  6. Step 6: Final answer
    x = 2,932,749.18

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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.