Home / 12,485,740.14-18,730,109.52-4,397,042.88

Finding the Fourth Proportional to 12,485,740.14, 18,730,109.52 and 4,397,042.88

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Solution

The fourth proportional to 12,485,740.14, 18,730,109.52 and 4,397,042.88 is: 6,596,092.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,485,740.14 : 18,730,109.52 = 4,397,042.88 : x
  2. Step 2: Convert to fraction form
    12,485,740.14/18,730,109.52 = 4,397,042.88/x
  3. Step 3: Cross multiply
    12,485,740.14x = 18,730,109.52 × 4,397,042.88
  4. Step 4: Simplify right side
    12,485,740.14x = 82,357,094,706,536.22
  5. Step 5: Solve for x
    x = 82,357,094,706,536.22/12,485,740.14
  6. Step 6: Final answer
    x = 6,596,092.32

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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.