Home / 12,896,369.64-17,796,989.48-7,095,026.84

Finding the Fourth Proportional to 12,896,369.64, 17,796,989.48 and 7,095,026.84

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Solution

The fourth proportional to 12,896,369.64, 17,796,989.48 and 7,095,026.84 is: 9,791,136.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,369.64 : 17,796,989.48 = 7,095,026.84 : x
  2. Step 2: Convert to fraction form
    12,896,369.64/17,796,989.48 = 7,095,026.84/x
  3. Step 3: Cross multiply
    12,896,369.64x = 17,796,989.48 × 7,095,026.84
  4. Step 4: Simplify right side
    12,896,369.64x = 126,270,117,907,337.58
  5. Step 5: Solve for x
    x = 126,270,117,907,337.58/12,896,369.64
  6. Step 6: Final answer
    x = 9,791,136.69

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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.