Home / 30,091,312.08-45,110,199.24-13,042,684.80

Finding the Fourth Proportional to 30,091,312.08, 45,110,199.24 and 13,042,684.80

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Solution

The fourth proportional to 30,091,312.08, 45,110,199.24 and 13,042,684.80 is: 19,552,424.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,091,312.08 : 45,110,199.24 = 13,042,684.80 : x
  2. Step 2: Convert to fraction form
    30,091,312.08/45,110,199.24 = 13,042,684.80/x
  3. Step 3: Cross multiply
    30,091,312.08x = 45,110,199.24 × 13,042,684.80
  4. Step 4: Simplify right side
    30,091,312.08x = 588,358,109,952,519.62
  5. Step 5: Solve for x
    x = 588,358,109,952,519.62/30,091,312.08
  6. Step 6: Final answer
    x = 19,552,424.58

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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.