Home / 10,267,724.43-14,169,628.08-5,621,432.40

Finding the Fourth Proportional to 10,267,724.43, 14,169,628.08 and 5,621,432.40

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Solution

The fourth proportional to 10,267,724.43, 14,169,628.08 and 5,621,432.40 is: 7,757,668.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,267,724.43 : 14,169,628.08 = 5,621,432.40 : x
  2. Step 2: Convert to fraction form
    10,267,724.43/14,169,628.08 = 5,621,432.40/x
  3. Step 3: Cross multiply
    10,267,724.43x = 14,169,628.08 × 5,621,432.40
  4. Step 4: Simplify right side
    10,267,724.43x = 79,653,606,384,861.80
  5. Step 5: Solve for x
    x = 79,653,606,384,861.80/10,267,724.43
  6. Step 6: Final answer
    x = 7,757,668.89

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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.