Home / 8,196,525.80-12,286,494.30-4,828,999.40

Finding the Fourth Proportional to 8,196,525.80, 12,286,494.30 and 4,828,999.40

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Solution

The fourth proportional to 8,196,525.80, 12,286,494.30 and 4,828,999.40 is: 7,238,612.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,196,525.80 : 12,286,494.30 = 4,828,999.40 : x
  2. Step 2: Convert to fraction form
    8,196,525.80/12,286,494.30 = 4,828,999.40/x
  3. Step 3: Cross multiply
    8,196,525.80x = 12,286,494.30 × 4,828,999.40
  4. Step 4: Simplify right side
    8,196,525.80x = 59,331,473,602,803.43
  5. Step 5: Solve for x
    x = 59,331,473,602,803.43/8,196,525.80
  6. Step 6: Final answer
    x = 7,238,612.44

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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.