Home / 18,574,383.30-27,806,462.55-13,803,224.10

Finding the Fourth Proportional to 18,574,383.30, 27,806,462.55 and 13,803,224.10

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Solution

The fourth proportional to 18,574,383.30, 27,806,462.55 and 13,803,224.10 is: 20,663,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,383.30 : 27,806,462.55 = 13,803,224.10 : x
  2. Step 2: Convert to fraction form
    18,574,383.30/27,806,462.55 = 13,803,224.10/x
  3. Step 3: Cross multiply
    18,574,383.30x = 27,806,462.55 × 13,803,224.10
  4. Step 4: Simplify right side
    18,574,383.30x = 383,818,834,005,907.44
  5. Step 5: Solve for x
    x = 383,818,834,005,907.44/18,574,383.30
  6. Step 6: Final answer
    x = 20,663,880.35

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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.