Home / 25,210,907.70-34,790,580.14-15,420,632.70

Finding the Fourth Proportional to 25,210,907.70, 34,790,580.14 and 15,420,632.70

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Solution

The fourth proportional to 25,210,907.70, 34,790,580.14 and 15,420,632.70 is: 21,280,184.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,210,907.70 : 34,790,580.14 = 15,420,632.70 : x
  2. Step 2: Convert to fraction form
    25,210,907.70/34,790,580.14 = 15,420,632.70/x
  3. Step 3: Cross multiply
    25,210,907.70x = 34,790,580.14 × 15,420,632.70
  4. Step 4: Simplify right side
    25,210,907.70x = 536,492,757,758,854.56
  5. Step 5: Solve for x
    x = 536,492,757,758,854.56/25,210,907.70
  6. Step 6: Final answer
    x = 21,280,184.12

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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.