Home / 21,353,783.60-32,030,675.40-17,763,604.40

Finding the Fourth Proportional to 21,353,783.60, 32,030,675.40 and 17,763,604.40

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Solution

The fourth proportional to 21,353,783.60, 32,030,675.40 and 17,763,604.40 is: 26,645,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,353,783.60 : 32,030,675.40 = 17,763,604.40 : x
  2. Step 2: Convert to fraction form
    21,353,783.60/32,030,675.40 = 17,763,604.40/x
  3. Step 3: Cross multiply
    21,353,783.60x = 32,030,675.40 × 17,763,604.40
  4. Step 4: Simplify right side
    21,353,783.60x = 568,980,246,470,411.62
  5. Step 5: Solve for x
    x = 568,980,246,470,411.62/21,353,783.60
  6. Step 6: Final answer
    x = 26,645,406.60

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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.