Home / 25,386,665.79-35,032,616.28-13,783,963.76

Finding the Fourth Proportional to 25,386,665.79, 35,032,616.28 and 13,783,963.76

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Solution

The fourth proportional to 25,386,665.79, 35,032,616.28 and 13,783,963.76 is: 19,021,336.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,386,665.79 : 35,032,616.28 = 13,783,963.76 : x
  2. Step 2: Convert to fraction form
    25,386,665.79/35,032,616.28 = 13,783,963.76/x
  3. Step 3: Cross multiply
    25,386,665.79x = 35,032,616.28 × 13,783,963.76
  4. Step 4: Simplify right side
    25,386,665.79x = 482,888,313,177,715.25
  5. Step 5: Solve for x
    x = 482,888,313,177,715.25/25,386,665.79
  6. Step 6: Final answer
    x = 19,021,336.52

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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.