Home / 22,502,971.84-31,053,459.36-13,210,392.48

Finding the Fourth Proportional to 22,502,971.84, 31,053,459.36 and 13,210,392.48

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Solution

The fourth proportional to 22,502,971.84, 31,053,459.36 and 13,210,392.48 is: 18,229,964.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,502,971.84 : 31,053,459.36 = 13,210,392.48 : x
  2. Step 2: Convert to fraction form
    22,502,971.84/31,053,459.36 = 13,210,392.48/x
  3. Step 3: Cross multiply
    22,502,971.84x = 31,053,459.36 × 13,210,392.48
  4. Step 4: Simplify right side
    22,502,971.84x = 410,228,386,007,329.62
  5. Step 5: Solve for x
    x = 410,228,386,007,329.62/22,502,971.84
  6. Step 6: Final answer
    x = 18,229,964.87

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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.