Home / 19,333,671.66-26,680,972.54-10,513,638.78

Finding the Fourth Proportional to 19,333,671.66, 26,680,972.54 and 10,513,638.78

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Solution

The fourth proportional to 19,333,671.66, 26,680,972.54 and 10,513,638.78 is: 14,509,096.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333,671.66 : 26,680,972.54 = 10,513,638.78 : x
  2. Step 2: Convert to fraction form
    19,333,671.66/26,680,972.54 = 10,513,638.78/x
  3. Step 3: Cross multiply
    19,333,671.66x = 26,680,972.54 × 10,513,638.78
  4. Step 4: Simplify right side
    19,333,671.66x = 280,514,107,584,659.06
  5. Step 5: Solve for x
    x = 280,514,107,584,659.06/19,333,671.66
  6. Step 6: Final answer
    x = 14,509,096.49

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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.