Home / 12,080,867.47-16,671,599.84-6,648,359.47

Finding the Fourth Proportional to 12,080,867.47, 16,671,599.84 and 6,648,359.47

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Solution

The fourth proportional to 12,080,867.47, 16,671,599.84 and 6,648,359.47 is: 9,174,737.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,080,867.47 : 16,671,599.84 = 6,648,359.47 : x
  2. Step 2: Convert to fraction form
    12,080,867.47/16,671,599.84 = 6,648,359.47/x
  3. Step 3: Cross multiply
    12,080,867.47x = 16,671,599.84 × 6,648,359.47
  4. Step 4: Simplify right side
    12,080,867.47x = 110,838,788,676,314.48
  5. Step 5: Solve for x
    x = 110,838,788,676,314.48/12,080,867.47
  6. Step 6: Final answer
    x = 9,174,737.57

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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.