Home / 30,641,722.38-42,285,557.04-16,703,104.14

Finding the Fourth Proportional to 30,641,722.38, 42,285,557.04 and 16,703,104.14

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Solution

The fourth proportional to 30,641,722.38, 42,285,557.04 and 16,703,104.14 is: 23,050,272.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,641,722.38 : 42,285,557.04 = 16,703,104.14 : x
  2. Step 2: Convert to fraction form
    30,641,722.38/42,285,557.04 = 16,703,104.14/x
  3. Step 3: Cross multiply
    30,641,722.38x = 42,285,557.04 × 16,703,104.14
  4. Step 4: Simplify right side
    30,641,722.38x = 706,300,062,857,030.12
  5. Step 5: Solve for x
    x = 706,300,062,857,030.12/30,641,722.38
  6. Step 6: Final answer
    x = 23,050,272.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.