Home / 22,882,896-31,570,707.36-12,958,426.08

Finding the Fourth Proportional to 22,882,896, 31,570,707.36 and 12,958,426.08

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Solution

The fourth proportional to 22,882,896, 31,570,707.36 and 12,958,426.08 is: 17,878,273.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,882,896 : 31,570,707.36 = 12,958,426.08 : x
  2. Step 2: Convert to fraction form
    22,882,896/31,570,707.36 = 12,958,426.08/x
  3. Step 3: Cross multiply
    22,882,896x = 31,570,707.36 × 12,958,426.08
  4. Step 4: Simplify right side
    22,882,896x = 409,106,677,617,871.94
  5. Step 5: Solve for x
    x = 409,106,677,617,871.94/22,882,896
  6. Step 6: Final answer
    x = 17,878,273.69

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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.