Home / 22,145,973.60-33,218,960.40-20,020,209.60

Finding the Fourth Proportional to 22,145,973.60, 33,218,960.40 and 20,020,209.60

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Solution

The fourth proportional to 22,145,973.60, 33,218,960.40 and 20,020,209.60 is: 30,030,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,145,973.60 : 33,218,960.40 = 20,020,209.60 : x
  2. Step 2: Convert to fraction form
    22,145,973.60/33,218,960.40 = 20,020,209.60/x
  3. Step 3: Cross multiply
    22,145,973.60x = 33,218,960.40 × 20,020,209.60
  4. Step 4: Simplify right side
    22,145,973.60x = 665,050,549,902,099.88
  5. Step 5: Solve for x
    x = 665,050,549,902,099.88/22,145,973.60
  6. Step 6: Final answer
    x = 30,030,314.40

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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.