Home / 8,512,900.86-11,748,053.07-4,645,671.62

Finding the Fourth Proportional to 8,512,900.86, 11,748,053.07 and 4,645,671.62

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Solution

The fourth proportional to 8,512,900.86, 11,748,053.07 and 4,645,671.62 is: 6,411,163.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,512,900.86 : 11,748,053.07 = 4,645,671.62 : x
  2. Step 2: Convert to fraction form
    8,512,900.86/11,748,053.07 = 4,645,671.62/x
  3. Step 3: Cross multiply
    8,512,900.86x = 11,748,053.07 × 4,645,671.62
  4. Step 4: Simplify right side
    8,512,900.86x = 54,577,596,737,552.88
  5. Step 5: Solve for x
    x = 54,577,596,737,552.88/8,512,900.86
  6. Step 6: Final answer
    x = 6,411,163.20

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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.