Home / 13,462,239.64-18,577,817.22-7,350,624.40

Finding the Fourth Proportional to 13,462,239.64, 18,577,817.22 and 7,350,624.40

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Solution

The fourth proportional to 13,462,239.64, 18,577,817.22 and 7,350,624.40 is: 10,143,821.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462,239.64 : 18,577,817.22 = 7,350,624.40 : x
  2. Step 2: Convert to fraction form
    13,462,239.64/18,577,817.22 = 7,350,624.40/x
  3. Step 3: Cross multiply
    13,462,239.64x = 18,577,817.22 × 7,350,624.40
  4. Step 4: Simplify right side
    13,462,239.64x = 136,558,556,556,072.17
  5. Step 5: Solve for x
    x = 136,558,556,556,072.17/13,462,239.64
  6. Step 6: Final answer
    x = 10,143,821.55

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1.5x scale

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.