Home / 25,797,282.12-38,683,965.63-9,618,889.50

Finding the Fourth Proportional to 25,797,282.12, 38,683,965.63 and 9,618,889.50

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Solution

The fourth proportional to 25,797,282.12, 38,683,965.63 and 9,618,889.50 is: 14,423,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,797,282.12 : 38,683,965.63 = 9,618,889.50 : x
  2. Step 2: Convert to fraction form
    25,797,282.12/38,683,965.63 = 9,618,889.50/x
  3. Step 3: Cross multiply
    25,797,282.12x = 38,683,965.63 × 9,618,889.50
  4. Step 4: Simplify right side
    25,797,282.12x = 372,096,790,816,767.94
  5. Step 5: Solve for x
    x = 372,096,790,816,767.94/25,797,282.12
  6. Step 6: Final answer
    x = 14,423,875.70

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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.