Home / 20,160,958.60-30,241,437.90-14,492,254.60

Finding the Fourth Proportional to 20,160,958.60, 30,241,437.90 and 14,492,254.60

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Solution

The fourth proportional to 20,160,958.60, 30,241,437.90 and 14,492,254.60 is: 21,738,381.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,160,958.60 : 30,241,437.90 = 14,492,254.60 : x
  2. Step 2: Convert to fraction form
    20,160,958.60/30,241,437.90 = 14,492,254.60/x
  3. Step 3: Cross multiply
    20,160,958.60x = 30,241,437.90 × 14,492,254.60
  4. Step 4: Simplify right side
    20,160,958.60x = 438,266,617,516,889.31
  5. Step 5: Solve for x
    x = 438,266,617,516,889.31/20,160,958.60
  6. Step 6: Final answer
    x = 21,738,381.90

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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.