Home / 10,487,145.06-15,732,561.96-4,339,108.98

Finding the Fourth Proportional to 10,487,145.06, 15,732,561.96 and 4,339,108.98

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Solution

The fourth proportional to 10,487,145.06, 15,732,561.96 and 4,339,108.98 is: 6,509,426.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,487,145.06 : 15,732,561.96 = 4,339,108.98 : x
  2. Step 2: Convert to fraction form
    10,487,145.06/15,732,561.96 = 4,339,108.98/x
  3. Step 3: Cross multiply
    10,487,145.06x = 15,732,561.96 × 4,339,108.98
  4. Step 4: Simplify right side
    10,487,145.06x = 68,265,300,879,042.41
  5. Step 5: Solve for x
    x = 68,265,300,879,042.41/10,487,145.06
  6. Step 6: Final answer
    x = 6,509,426.59

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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.