Home / 19,476,936.53-26,878,963.67-10,774,959.21

Finding the Fourth Proportional to 19,476,936.53, 26,878,963.67 and 10,774,959.21

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Solution

The fourth proportional to 19,476,936.53, 26,878,963.67 and 10,774,959.21 is: 14,869,881.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,476,936.53 : 26,878,963.67 = 10,774,959.21 : x
  2. Step 2: Convert to fraction form
    19,476,936.53/26,878,963.67 = 10,774,959.21/x
  3. Step 3: Cross multiply
    19,476,936.53x = 26,878,963.67 × 10,774,959.21
  4. Step 4: Simplify right side
    19,476,936.53x = 289,619,737,228,613.25
  5. Step 5: Solve for x
    x = 289,619,737,228,613.25/19,476,936.53
  6. Step 6: Final answer
    x = 14,869,881.45

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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.