Home / 13,464,862.24-18,581,578.08-7,353,290.56

Finding the Fourth Proportional to 13,464,862.24, 18,581,578.08 and 7,353,290.56

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Solution

The fourth proportional to 13,464,862.24, 18,581,578.08 and 7,353,290.56 is: 10,147,578.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,862.24 : 18,581,578.08 = 7,353,290.56 : x
  2. Step 2: Convert to fraction form
    13,464,862.24/18,581,578.08 = 7,353,290.56/x
  3. Step 3: Cross multiply
    13,464,862.24x = 18,581,578.08 × 7,353,290.56
  4. Step 4: Simplify right side
    13,464,862.24x = 136,635,742,685,566.91
  5. Step 5: Solve for x
    x = 136,635,742,685,566.91/13,464,862.24
  6. Step 6: Final answer
    x = 10,147,578.21

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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.