Home / 13,742,750.40-20,614,125.60-12,482,001.60

Finding the Fourth Proportional to 13,742,750.40, 20,614,125.60 and 12,482,001.60

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Solution

The fourth proportional to 13,742,750.40, 20,614,125.60 and 12,482,001.60 is: 18,723,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,742,750.40 : 20,614,125.60 = 12,482,001.60 : x
  2. Step 2: Convert to fraction form
    13,742,750.40/20,614,125.60 = 12,482,001.60/x
  3. Step 3: Cross multiply
    13,742,750.40x = 20,614,125.60 × 12,482,001.60
  4. Step 4: Simplify right side
    13,742,750.40x = 257,305,548,721,800.97
  5. Step 5: Solve for x
    x = 257,305,548,721,800.97/13,742,750.40
  6. Step 6: Final answer
    x = 18,723,002.40

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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.