Home / 5,130,109.30-7,690,817.79-2,249,292.86

Finding the Fourth Proportional to 5,130,109.30, 7,690,817.79 and 2,249,292.86

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Solution

The fourth proportional to 5,130,109.30, 7,690,817.79 and 2,249,292.86 is: 3,372,033.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,109.30 : 7,690,817.79 = 2,249,292.86 : x
  2. Step 2: Convert to fraction form
    5,130,109.30/7,690,817.79 = 2,249,292.86/x
  3. Step 3: Cross multiply
    5,130,109.30x = 7,690,817.79 × 2,249,292.86
  4. Step 4: Simplify right side
    5,130,109.30x = 17,298,901,561,835.02
  5. Step 5: Solve for x
    x = 17,298,901,561,835.02/5,130,109.30
  6. Step 6: Final answer
    x = 3,372,033.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.