Home / 12,284,484.80-18,426,727.20-10,867,308.80

Finding the Fourth Proportional to 12,284,484.80, 18,426,727.20 and 10,867,308.80

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Solution

The fourth proportional to 12,284,484.80, 18,426,727.20 and 10,867,308.80 is: 16,300,963.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,284,484.80 : 18,426,727.20 = 10,867,308.80 : x
  2. Step 2: Convert to fraction form
    12,284,484.80/18,426,727.20 = 10,867,308.80/x
  3. Step 3: Cross multiply
    12,284,484.80x = 18,426,727.20 × 10,867,308.80
  4. Step 4: Simplify right side
    12,284,484.80x = 200,248,934,655,759.38
  5. Step 5: Solve for x
    x = 200,248,934,655,759.38/12,284,484.80
  6. Step 6: Final answer
    x = 16,300,963.20

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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.