Home / 9,784,953.97-13,502,866.79-5,434,320.51

Finding the Fourth Proportional to 9,784,953.97, 13,502,866.79 and 5,434,320.51

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Solution

The fourth proportional to 9,784,953.97, 13,502,866.79 and 5,434,320.51 is: 7,499,156.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784,953.97 : 13,502,866.79 = 5,434,320.51 : x
  2. Step 2: Convert to fraction form
    9,784,953.97/13,502,866.79 = 5,434,320.51/x
  3. Step 3: Cross multiply
    9,784,953.97x = 13,502,866.79 × 5,434,320.51
  4. Step 4: Simplify right side
    9,784,953.97x = 73,378,905,954,280.66
  5. Step 5: Solve for x
    x = 73,378,905,954,280.66/9,784,953.97
  6. Step 6: Final answer
    x = 7,499,156.99

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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.