Home / 18,445,744.96-25,455,557.28-11,570,516.80

Finding the Fourth Proportional to 18,445,744.96, 25,455,557.28 and 11,570,516.80

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Solution

The fourth proportional to 18,445,744.96, 25,455,557.28 and 11,570,516.80 is: 15,967,582.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,445,744.96 : 25,455,557.28 = 11,570,516.80 : x
  2. Step 2: Convert to fraction form
    18,445,744.96/25,455,557.28 = 11,570,516.80/x
  3. Step 3: Cross multiply
    18,445,744.96x = 25,455,557.28 × 11,570,516.80
  4. Step 4: Simplify right side
    18,445,744.96x = 294,533,953,161,602.31
  5. Step 5: Solve for x
    x = 294,533,953,161,602.31/18,445,744.96
  6. Step 6: Final answer
    x = 15,967,582.43

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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.