Home / 28,469,332.08-42,695,166.06-10,271,161.53

Finding the Fourth Proportional to 28,469,332.08, 42,695,166.06 and 10,271,161.53

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Solution

The fourth proportional to 28,469,332.08, 42,695,166.06 and 10,271,161.53 is: 15,403,555.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,469,332.08 : 42,695,166.06 = 10,271,161.53 : x
  2. Step 2: Convert to fraction form
    28,469,332.08/42,695,166.06 = 10,271,161.53/x
  3. Step 3: Cross multiply
    28,469,332.08x = 42,695,166.06 × 10,271,161.53
  4. Step 4: Simplify right side
    28,469,332.08x = 438,528,947,152,433.69
  5. Step 5: Solve for x
    x = 438,528,947,152,433.69/28,469,332.08
  6. Step 6: Final answer
    x = 15,403,555.87

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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.