Home / 27,643,340.80-41,465,011.20-13,263,961.60

Finding the Fourth Proportional to 27,643,340.80, 41,465,011.20 and 13,263,961.60

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Solution

The fourth proportional to 27,643,340.80, 41,465,011.20 and 13,263,961.60 is: 19,895,942.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,643,340.80 : 41,465,011.20 = 13,263,961.60 : x
  2. Step 2: Convert to fraction form
    27,643,340.80/41,465,011.20 = 13,263,961.60/x
  3. Step 3: Cross multiply
    27,643,340.80x = 41,465,011.20 × 13,263,961.60
  4. Step 4: Simplify right side
    27,643,340.80x = 549,990,316,300,369.94
  5. Step 5: Solve for x
    x = 549,990,316,300,369.94/27,643,340.80
  6. Step 6: Final answer
    x = 19,895,942.40

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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.