Home / 19,516,144.66-26,923,447.65-11,778,713.62

Finding the Fourth Proportional to 19,516,144.66, 26,923,447.65 and 11,778,713.62

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Solution

The fourth proportional to 19,516,144.66, 26,923,447.65 and 11,778,713.62 is: 16,249,294.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,516,144.66 : 26,923,447.65 = 11,778,713.62 : x
  2. Step 2: Convert to fraction form
    19,516,144.66/26,923,447.65 = 11,778,713.62/x
  3. Step 3: Cross multiply
    19,516,144.66x = 26,923,447.65 × 11,778,713.62
  4. Step 4: Simplify right side
    19,516,144.66x = 317,123,579,532,411.94
  5. Step 5: Solve for x
    x = 317,123,579,532,411.94/19,516,144.66
  6. Step 6: Final answer
    x = 16,249,294.37

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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.