Home / 14,087,145.95-19,431,228.35-9,674,742.23

Finding the Fourth Proportional to 14,087,145.95, 19,431,228.35 and 9,674,742.23

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Solution

The fourth proportional to 14,087,145.95, 19,431,228.35 and 9,674,742.23 is: 13,344,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087,145.95 : 19,431,228.35 = 9,674,742.23 : x
  2. Step 2: Convert to fraction form
    14,087,145.95/19,431,228.35 = 9,674,742.23/x
  3. Step 3: Cross multiply
    14,087,145.95x = 19,431,228.35 × 9,674,742.23
  4. Step 4: Simplify right side
    14,087,145.95x = 187,992,125,450,144.50
  5. Step 5: Solve for x
    x = 187,992,125,450,144.50/14,087,145.95
  6. Step 6: Final answer
    x = 13,344,940.57

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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.