Home / 9,271,011.20-13,912,421.70-5,432,826.20

Finding the Fourth Proportional to 9,271,011.20, 13,912,421.70 and 5,432,826.20

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Solution

The fourth proportional to 9,271,011.20, 13,912,421.70 and 5,432,826.20 is: 8,152,699.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,271,011.20 : 13,912,421.70 = 5,432,826.20 : x
  2. Step 2: Convert to fraction form
    9,271,011.20/13,912,421.70 = 5,432,826.20/x
  3. Step 3: Cross multiply
    9,271,011.20x = 13,912,421.70 × 5,432,826.20
  4. Step 4: Simplify right side
    9,271,011.20x = 75,583,769,117,208.53
  5. Step 5: Solve for x
    x = 75,583,769,117,208.53/9,271,011.20
  6. Step 6: Final answer
    x = 8,152,699.58

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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.