Home / 14,678,222.51-20,255,994.38-8,151,851.97

Finding the Fourth Proportional to 14,678,222.51, 20,255,994.38 and 8,151,851.97

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Solution

The fourth proportional to 14,678,222.51, 20,255,994.38 and 8,151,851.97 is: 11,249,582.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,678,222.51 : 20,255,994.38 = 8,151,851.97 : x
  2. Step 2: Convert to fraction form
    14,678,222.51/20,255,994.38 = 8,151,851.97/x
  3. Step 3: Cross multiply
    14,678,222.51x = 20,255,994.38 × 8,151,851.97
  4. Step 4: Simplify right side
    14,678,222.51x = 165,123,867,711,291.56
  5. Step 5: Solve for x
    x = 165,123,867,711,291.56/14,678,222.51
  6. Step 6: Final answer
    x = 11,249,582.00

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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.