Home / 14,912,241.12-20,579,011.20-8,296,925.76

Finding the Fourth Proportional to 14,912,241.12, 20,579,011.20 and 8,296,925.76

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Solution

The fourth proportional to 14,912,241.12, 20,579,011.20 and 8,296,925.76 is: 11,449,823.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912,241.12 : 20,579,011.20 = 8,296,925.76 : x
  2. Step 2: Convert to fraction form
    14,912,241.12/20,579,011.20 = 8,296,925.76/x
  3. Step 3: Cross multiply
    14,912,241.12x = 20,579,011.20 × 8,296,925.76
  4. Step 4: Simplify right side
    14,912,241.12x = 170,742,528,140,608.50
  5. Step 5: Solve for x
    x = 170,742,528,140,608.50/14,912,241.12
  6. Step 6: Final answer
    x = 11,449,823.45

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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.