Home / 18,896,046.21-26,077,374-10,636,641.45

Finding the Fourth Proportional to 18,896,046.21, 26,077,374 and 10,636,641.45

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Solution

The fourth proportional to 18,896,046.21, 26,077,374 and 10,636,641.45 is: 14,679,032.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,896,046.21 : 26,077,374 = 10,636,641.45 : x
  2. Step 2: Convert to fraction form
    18,896,046.21/26,077,374 = 10,636,641.45/x
  3. Step 3: Cross multiply
    18,896,046.21x = 26,077,374 × 10,636,641.45
  4. Step 4: Simplify right side
    18,896,046.21x = 277,375,677,195,552.28
  5. Step 5: Solve for x
    x = 277,375,677,195,552.28/18,896,046.21
  6. Step 6: Final answer
    x = 14,679,032.54

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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.