Home / 18,574,011.30-27,805,904.55-13,802,852.10

Finding the Fourth Proportional to 18,574,011.30, 27,805,904.55 and 13,802,852.10

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Solution

The fourth proportional to 18,574,011.30, 27,805,904.55 and 13,802,852.10 is: 20,663,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,011.30 : 27,805,904.55 = 13,802,852.10 : x
  2. Step 2: Convert to fraction form
    18,574,011.30/27,805,904.55 = 13,802,852.10/x
  3. Step 3: Cross multiply
    18,574,011.30x = 27,805,904.55 × 13,802,852.10
  4. Step 4: Simplify right side
    18,574,011.30x = 383,800,788,010,367.06
  5. Step 5: Solve for x
    x = 383,800,788,010,367.06/18,574,011.30
  6. Step 6: Final answer
    x = 20,663,322.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.