Home / 8,243,179.80-12,359,009.70-4,875,653.40

Finding the Fourth Proportional to 8,243,179.80, 12,359,009.70 and 4,875,653.40

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Solution

The fourth proportional to 8,243,179.80, 12,359,009.70 and 4,875,653.40 is: 7,310,073.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243,179.80 : 12,359,009.70 = 4,875,653.40 : x
  2. Step 2: Convert to fraction form
    8,243,179.80/12,359,009.70 = 4,875,653.40/x
  3. Step 3: Cross multiply
    8,243,179.80x = 12,359,009.70 × 4,875,653.40
  4. Step 4: Simplify right side
    8,243,179.80x = 60,258,247,664,437.98
  5. Step 5: Solve for x
    x = 60,258,247,664,437.98/8,243,179.80
  6. Step 6: Final answer
    x = 7,310,073.19

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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.