Home / 8,243,040.30-12,358,800.45-4,875,513.90

Finding the Fourth Proportional to 8,243,040.30, 12,358,800.45 and 4,875,513.90

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Solution

The fourth proportional to 8,243,040.30, 12,358,800.45 and 4,875,513.90 is: 7,309,863.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,040.30 : 12,358,800.45 = 4,875,513.90 : x
  2. Step 2: Convert to fraction form
    8,243,040.30/12,358,800.45 = 4,875,513.90/x
  3. Step 3: Cross multiply
    8,243,040.30x = 12,358,800.45 × 4,875,513.90
  4. Step 4: Simplify right side
    8,243,040.30x = 60,255,503,381,301.26
  5. Step 5: Solve for x
    x = 60,255,503,381,301.26/8,243,040.30
  6. Step 6: Final answer
    x = 7,309,863.98

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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.