Home / 18,896,047.21-26,077,375.38-10,636,642.45

Finding the Fourth Proportional to 18,896,047.21, 26,077,375.38 and 10,636,642.45

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Solution

The fourth proportional to 18,896,047.21, 26,077,375.38 and 10,636,642.45 is: 14,679,033.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,896,047.21 : 26,077,375.38 = 10,636,642.45 : x
  2. Step 2: Convert to fraction form
    18,896,047.21/26,077,375.38 = 10,636,642.45/x
  3. Step 3: Cross multiply
    18,896,047.21x = 26,077,375.38 × 10,636,642.45
  4. Step 4: Simplify right side
    18,896,047.21x = 277,375,717,951,492.84
  5. Step 5: Solve for x
    x = 277,375,717,951,492.84/18,896,047.21
  6. Step 6: Final answer
    x = 14,679,033.92

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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.