Home / 19,936,903.80-29,905,355.70-4,790,835.30

Finding the Fourth Proportional to 19,936,903.80, 29,905,355.70 and 4,790,835.30

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Solution

The fourth proportional to 19,936,903.80, 29,905,355.70 and 4,790,835.30 is: 7,186,252.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,903.80 : 29,905,355.70 = 4,790,835.30 : x
  2. Step 2: Convert to fraction form
    19,936,903.80/29,905,355.70 = 4,790,835.30/x
  3. Step 3: Cross multiply
    19,936,903.80x = 29,905,355.70 × 4,790,835.30
  4. Step 4: Simplify right side
    19,936,903.80x = 143,271,633,746,616.19
  5. Step 5: Solve for x
    x = 143,271,633,746,616.19/19,936,903.80
  6. Step 6: Final answer
    x = 7,186,252.95

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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.