Home / 13,262,964.57-19,894,445.76-3,678,342.98

Finding the Fourth Proportional to 13,262,964.57, 19,894,445.76 and 3,678,342.98

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Solution

The fourth proportional to 13,262,964.57, 19,894,445.76 and 3,678,342.98 is: 5,517,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,964.57 : 19,894,445.76 = 3,678,342.98 : x
  2. Step 2: Convert to fraction form
    13,262,964.57/19,894,445.76 = 3,678,342.98/x
  3. Step 3: Cross multiply
    13,262,964.57x = 19,894,445.76 × 3,678,342.98
  4. Step 4: Simplify right side
    13,262,964.57x = 73,178,594,802,814.55
  5. Step 5: Solve for x
    x = 73,178,594,802,814.55/13,262,964.57
  6. Step 6: Final answer
    x = 5,517,514.16

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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.