Home / 25,426,409.65-38,140,789.52-8,388,571.57

Finding the Fourth Proportional to 25,426,409.65, 38,140,789.52 and 8,388,571.57

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Solution

The fourth proportional to 25,426,409.65, 38,140,789.52 and 8,388,571.57 is: 12,583,245.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,426,409.65 : 38,140,789.52 = 8,388,571.57 : x
  2. Step 2: Convert to fraction form
    25,426,409.65/38,140,789.52 = 8,388,571.57/x
  3. Step 3: Cross multiply
    25,426,409.65x = 38,140,789.52 × 8,388,571.57
  4. Step 4: Simplify right side
    25,426,409.65x = 319,946,742,624,826
  5. Step 5: Solve for x
    x = 319,946,742,624,826/25,426,409.65
  6. Step 6: Final answer
    x = 12,583,245.02

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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.