Home / 7,029,658.40-10,536,193.20-5,254,656.80

Finding the Fourth Proportional to 7,029,658.40, 10,536,193.20 and 5,254,656.80

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Solution

The fourth proportional to 7,029,658.40, 10,536,193.20 and 5,254,656.80 is: 7,875,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,658.40 : 10,536,193.20 = 5,254,656.80 : x
  2. Step 2: Convert to fraction form
    7,029,658.40/10,536,193.20 = 5,254,656.80/x
  3. Step 3: Cross multiply
    7,029,658.40x = 10,536,193.20 × 5,254,656.80
  4. Step 4: Simplify right side
    7,029,658.40x = 55,364,079,244,493.76
  5. Step 5: Solve for x
    x = 55,364,079,244,493.76/7,029,658.40
  6. Step 6: Final answer
    x = 7,875,785.15

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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.