Home / 6,503,538.60-9,744,810.30-5,432,783.40

Finding the Fourth Proportional to 6,503,538.60, 9,744,810.30 and 5,432,783.40

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Solution

The fourth proportional to 6,503,538.60, 9,744,810.30 and 5,432,783.40 is: 8,140,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,538.60 : 9,744,810.30 = 5,432,783.40 : x
  2. Step 2: Convert to fraction form
    6,503,538.60/9,744,810.30 = 5,432,783.40/x
  3. Step 3: Cross multiply
    6,503,538.60x = 9,744,810.30 × 5,432,783.40
  4. Step 4: Simplify right side
    6,503,538.60x = 52,941,443,633,989.03
  5. Step 5: Solve for x
    x = 52,941,443,633,989.03/6,503,538.60
  6. Step 6: Final answer
    x = 8,140,405.85

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1.5x scale

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.