Home / 6,238,521.60-9,357,091.20-5,114,630.40

Finding the Fourth Proportional to 6,238,521.60, 9,357,091.20 and 5,114,630.40

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Solution

The fourth proportional to 6,238,521.60, 9,357,091.20 and 5,114,630.40 is: 7,671,378.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,238,521.60 : 9,357,091.20 = 5,114,630.40 : x
  2. Step 2: Convert to fraction form
    6,238,521.60/9,357,091.20 = 5,114,630.40/x
  3. Step 3: Cross multiply
    6,238,521.60x = 9,357,091.20 × 5,114,630.40
  4. Step 4: Simplify right side
    6,238,521.60x = 47,858,063,107,092.48
  5. Step 5: Solve for x
    x = 47,858,063,107,092.48/6,238,521.60
  6. Step 6: Final answer
    x = 7,671,378.92

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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.