Home / 10,935,904.80-16,403,857.20-6,684,376.80

Finding the Fourth Proportional to 10,935,904.80, 16,403,857.20 and 6,684,376.80

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Solution

The fourth proportional to 10,935,904.80, 16,403,857.20 and 6,684,376.80 is: 10,026,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,904.80 : 16,403,857.20 = 6,684,376.80 : x
  2. Step 2: Convert to fraction form
    10,935,904.80/16,403,857.20 = 6,684,376.80/x
  3. Step 3: Cross multiply
    10,935,904.80x = 16,403,857.20 × 6,684,376.80
  4. Step 4: Simplify right side
    10,935,904.80x = 109,649,562,498,192.95
  5. Step 5: Solve for x
    x = 109,649,562,498,192.95/10,935,904.80
  6. Step 6: Final answer
    x = 10,026,565.20

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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.