Home / 7,641,623.83-10,545,527.96-4,378,373.05

Finding the Fourth Proportional to 7,641,623.83, 10,545,527.96 and 4,378,373.05

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Solution

The fourth proportional to 7,641,623.83, 10,545,527.96 and 4,378,373.05 is: 6,042,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641,623.83 : 10,545,527.96 = 4,378,373.05 : x
  2. Step 2: Convert to fraction form
    7,641,623.83/10,545,527.96 = 4,378,373.05/x
  3. Step 3: Cross multiply
    7,641,623.83x = 10,545,527.96 × 4,378,373.05
  4. Step 4: Simplify right side
    7,641,623.83x = 46,172,255,396,193.61
  5. Step 5: Solve for x
    x = 46,172,255,396,193.61/7,641,623.83
  6. Step 6: Final answer
    x = 6,042,204.70

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1.5x scale

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.