Home / 14,580,022.80-21,870,034.20-11,178,800.40

Finding the Fourth Proportional to 14,580,022.80, 21,870,034.20 and 11,178,800.40

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Solution

The fourth proportional to 14,580,022.80, 21,870,034.20 and 11,178,800.40 is: 16,768,200.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,580,022.80 : 21,870,034.20 = 11,178,800.40 : x
  2. Step 2: Convert to fraction form
    14,580,022.80/21,870,034.20 = 11,178,800.40/x
  3. Step 3: Cross multiply
    14,580,022.80x = 21,870,034.20 × 11,178,800.40
  4. Step 4: Simplify right side
    14,580,022.80x = 244,480,747,062,973.69
  5. Step 5: Solve for x
    x = 244,480,747,062,973.69/14,580,022.80
  6. Step 6: Final answer
    x = 16,768,200.60

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1.5x scale

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.